Ruby: fix some more style-guide violations in the alert-messages

…from-model

Ruby: Move `SummarizedCallableFromModel` into `ModelsAsData.qll`

Co-authored-by: Arthur Baars <aibaars@github.com>

Data flow: Improve `fastTC` bound in `PathNodeImpl::getANonHiddenSuccessor`

JS: Improve detection of XSS when JSON.stringify()

…in-default-value-erasure

Kotlin: fix type variable erasure inside default function values

Kotlin: Recognize generated files

…ponding-classes

Koltin: Extract the corresponding classes of enum entries

CI: fix qhelp preview

…cessor`

Before
```
[2022-10-10 14:34:54] Evaluated non-recursive predicate __DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorImpl#0#dispred#ff_DataFlowImplForRegExp__#higher_order_body@4bb14aoj in 262ms (size: 2418048).
Evaluated relational algebra for predicate __DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorImpl#0#dispred#ff_DataFlowImplForRegExp__#higher_order_body@4bb14aoj with tuple counts:
        4141389  ~75%    {1} r1 = SCAN _DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorImpl#0#dispred#ff_DataFlowImplForRegExp#__#shared OUTPUT In.1
                         return r1

[2022-10-10 14:34:57] Evaluated non-recursive predicate boundedFastTC:DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorIfHidden#0#dispred#ff:__DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorImpl#0#dispred#ff_DataFlowImplForRegExp__#higher_order_body@fb66bb06 in 2754ms (size: 7448123).
[2022-10-10 14:35:09] Evaluated non-recursive predicate DataFlowImplForRegExp#43df744e::PathNodeImpl::getANonHiddenSuccessor#0#dispred#ff@77ff066b in 10892ms (size: 2830055).
Evaluated relational algebra for predicate DataFlowImplForRegExp#43df744e::PathNodeImpl::getANonHiddenSuccessor#0#dispred#ff@77ff066b with tuple counts:
          4141389   ~0%    {3} r1 = SCAN _DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorImpl#0#dispred#ff_DataFlowImplForRegExp#__#shared OUTPUT In.0, In.1, In.1
          2192551   ~4%    {3} r2 = r1 AND NOT DataFlowImplForRegExp#43df744e::PathNodeImpl::isHidden#0#dispred#f(Lhs.2)
          2192551   ~4%    {2} r3 = SCAN r2 OUTPUT In.0, In.2

          4141389   ~0%    {2} r4 = SCAN _DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorImpl#0#dispred#ff_DataFlowImplForRegExp#__#shared OUTPUT In.1, In.0
        147138810   ~0%    {3} r5 = JOIN r4 WITH boundedFastTC:DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorIfHidden#0#dispred#ff:__DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorImpl#0#dispred#ff_DataFlowImplForRegExp__#higher_order_body ON FIRST 1 OUTPUT Lhs.1, Lhs.0, Rhs.1
           637649   ~3%    {3} r6 = r5 AND NOT DataFlowImplForRegExp#43df744e::PathNodeImpl::isHidden#0#dispred#f(Lhs.2)
           637649   ~2%    {2} r7 = SCAN r6 OUTPUT In.0, In.2

          2830200   ~0%    {2} r8 = r3 UNION r7
                           return r8
```

After
```
[2022-10-10 14:59:08] Evaluated non-recursive predicate boundedFastTC:DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorIfHidden#0#dispred#ff_10#higher_order_body:_DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorIfHidden#0#dispred#ff_DataFlowImplForReg__#higher_order_body@98a323ne in 384ms (size: 671076).
[2022-10-10 14:59:09] Evaluated non-recursive predicate DataFlowImplForRegExp#43df744e::PathNodeImpl::getANonHiddenSuccessor0#ff@69f158pf in 222ms (size: 2805795).
Evaluated relational algebra for predicate DataFlowImplForRegExp#43df744e::PathNodeImpl::getANonHiddenSuccessor0#ff@69f158pf with tuple counts:
        2155019   ~0%    {1} r1 = DataFlowImplForRegExp#43df744e::PathNodeImpl#class#f AND NOT DataFlowImplForRegExp#43df744e::PathNodeImpl::isHidden#0#dispred#f(Lhs.0)
        2155019   ~0%    {2} r2 = SCAN r1 OUTPUT In.0, In.0

         650776   ~0%    {2} r3 = boundedFastTC:DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorIfHidden#0#dispred#ff_10#higher_order_body:_DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorIfHidden#0#dispred#ff_DataFlowImplForReg__#higher_order_body AND NOT DataFlowImplForRegExp#43df744e::PathNodeImpl::isHidden#0#dispred#f(Lhs.0)
         650776   ~0%    {2} r4 = SCAN r3 OUTPUT In.1, In.0

        2805795   ~0%    {2} r5 = r2 UNION r4
                         return r5

[2022-10-10 14:59:09] Evaluated non-recursive predicate DataFlowImplForRegExp#43df744e::PathNodeImpl::getANonHiddenSuccessor#0#dispred#ff@5ae9fc5n in 445ms (size: 2830062).
Evaluated relational algebra for predicate DataFlowImplForRegExp#43df744e::PathNodeImpl::getANonHiddenSuccessor#0#dispred#ff@5ae9fc5n with tuple counts:
        4141389  ~5%    {2} r1 = DataFlowImplForRegExp#43df744e::PathNodeImpl::getASuccessorImpl#0#dispred#ff AND NOT DataFlowImplForRegExp#43df744e::PathNodeImpl::isHidden#0#dispred#f(Lhs.0)
        4141389  ~0%    {2} r2 = SCAN r1 OUTPUT In.1, In.0
        2830200  ~0%    {2} r3 = JOIN r2 WITH DataFlowImplForRegExp#43df744e::PathNodeImpl::getANonHiddenSuccessor0#ff ON FIRST 1 OUTPUT Lhs.1, Rhs.1
                        return r3
```

The command to gather the changed files uses NULL character terminated "lines",
therefore we should supply the `-z` flag to `basename` as well. Otherwise we
end up calling `git grep -l "\n"` which would list all files containing a newline.

Python: Fix typo in qldoc

RB: add some more meta queries for Ruby evaluations

C++: Tune cpp/unterminated-variadic-call

Data flow: Avoid call to `pathSuccPlus` in `Configuration::hasFlowTo(Expr)`

Ruby: Avoid computing full `fastTC` for `AstNode::getParent`

Kotlin: ignore properties in `java/internal-representation-exposure` check

Kotlin: Extract `override` modifier on SAM methods

Kotlin: Consider `::class` type check in `java/unchecked-cast-in-equals`

Ruby: Cache use of `DataFlowImplFor(Pathname|HttpClientLibraries)`

Python: Fix flask request modeling