Heat immune cleanup #95512

Job	Run time
matrix-variables	1s
skip-duplicates-code	9s
skip-duplicates-data	5s
Basic Build and Test (Clang 10, Ubuntu, Curses)	1h 9m 0s
Clang 14, macOS 12, Tiles, Sound, x64 and arm64 Universal Binary	1h 35m 19s
GCC 9, Curses, LTO	56m 35s
Clang 12, Ubuntu, Tiles, ASan	1h 35m 20s
GCC 11, Ubuntu, Curses, ASan	2h 28m 4s
GCC 12, Ubuntu cross-compile to MinGW-Win64, Tiles, Sound	1h 10m 59s
GCC 9, Ubuntu, Tiles, Sound, CMake	42m 30s
emscripten / Build	1h 55m 13s
	11h 33m 15s

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