GCC14 remove implicit pointer casts and requires explicit casts for C in the same manner that C++ requires them.

https://gcc.gnu.org/gcc-14/porting_to.html

This ticket collects pull requests with fixes to Einstein Toolkit thorns that address this

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2801/gcc14-compatibility-in-einstein-toolkit