C++: Update change notes

Author: calumgrant

cpp/ql/lib/change-notes/2014-10-16-implicitly-declared-fns.md

@@ -1,4 +1,5 @@
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 category: feature
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-* Added the predicate `mayBeFromImplicitlyDeclaredFunction()` to the `Expr` class to represent expressions that may be the return value of an implicitly declared C function.
+* Added the predicate `mayBeFromImplicitlyDeclaredFunction()` to the `Call` class to represent calls that may be the return value of an implicitly declared C function.
+* Added the predicate `getAnExplicitDeclarationEntry()` to the `Function` class to get a `FunctionDeclarationEntry` that is not implicit.

cpp/ql/src/change-notes/2024-10-15-wrong-type-format-argument.md

@@ -1,4 +1,4 @@
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 category: minorAnalysis
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-* Fixed false positives in the `cpp/wrong-type-format-argument` ("Wrong type of arguments to formatting function") query if there are extraction errors in the function.
+* Remove results from the `cpp/wrong-type-format-argument` ("Wrong type of arguments to formatting function") query if the argument is the return value of an implicitly declared function.