Fixes github#824

Author: rak3-sh

change_notes/2024-12-17-fix-fp-824-a15-4-4

@@ -0,0 +1,2 @@
+ - `A15-4-4` - `MissingNoExcept.ql`:
+   - Reduce false positives by not reporting on functions that have a noexcept specification with a complex expression.

cpp/autosar/src/rules/A15-4-4/MissingNoExcept.ql

@@ -28,6 +28,9 @@ where
   not isNoExceptTrue(f) and
   // Not explicitly marked noexcept(false)
   not isNoExceptExplicitlyFalse(f) and
+  // Not having a noexcept specification that
+  // could not be computed as true or false above.
+  not exists(f.getADeclarationEntry().getNoExceptExpr()) and
   // Not compiler generated
   not f.isCompilerGenerated() and
   // The function is defined in this database