- `A5-1-1` - `LiteralValueUsedOutsideTypeInit.ql`:
  - Address FP reported in #371. Exclude literals generated by uses of constexpr variables.
  - Exclude literals used in class template instantiations.
  - Update the alert message to adhere to the style-guide.
  - Exclude boolean literals used as template arguments.
  - Exclude `u` and `U` prefixed char literals.
  - Exclude literals part of a class aggregate literal.
