DSOAL r496 - Avoid assuming MinGW headers don't inherit the same as MSVC

DSOAL r496@2133c6d9 master - Avoid assuming MinGW headers don't inherit the same as MSVC [2023-04-18 05:01:05 +0000]
OpenAL Soft r8515@d9fed51a master - Make sure extension functions are properly aligned on 32-bit [2023-04-13 06:39:57 +0000]
Build log: https://github.com/ThreeDeeJay/dsoal/actions/runs/10868850209/job/30159268421

Full Changelog: r486...r496