Log Message:
p5-ExtUtils-CChecker: update to 0.12.

0.12    2024-03-02
        [CHANGES]
         * Document the `->define` method
         * Overall module style updates
            + `use v5.14` in all files
            + use `package NAME VER` syntax
            + Use `Test2::V0` instead of `Test::More` + `Test::Fatal`