Add support for GL_EXT_texture_offset_non_const #1130

Job	Run time
iOS	13m 36s
android (ON)	6m 18s
emscripten	2m 28s
linux (clang, clang++, Debug)	1m 59s
android (OFF)	5m 47s
Linux Backcompat	2m 53s
linux (clang, clang++, Release)	1m 27s
linux (gcc, g++, Debug)	7m 38s
linux-asan (gcc, g++, Debug, -fsanitize=address)	3m 42s
linux-shared (clang, clang++, Release)	1m 19s
linux (gcc, g++, Release)	1m 30s
linux-asan (gcc, g++, Debug, -fsanitize=thread)	8m 33s
macos (macos-14, clang, clang++, Debug)	4m 2s
linux-shared (gcc, g++, Release)	1m 34s
linux-asan (gcc, g++, Debug, -fsanitize=undefined)	3m 41s
macos (macos-14, clang, clang++, Release)	4m 39s
macos-shared (macos-14, clang, clang++, Release)	4m 41s
macos (macos-14, gcc, g++, Debug)	5m 48s
windows (windows-2019, windows, Debug)	4m 45s
macos (macos-14, gcc, g++, Release)	5m 46s
windows-shared (windows-2019, windows, Debug)	2m 58s
windows (windows-2019, windows, Release)	5m 21s
macos (macos-13, clang, clang++, Debug)	10m 19s
windows-shared (windows-2019, windows, Release)	5m 22s
macos (macos-13, clang, clang++, Release)	10m 21s
macos (macos-13, gcc, g++, Debug)	12m 56s
macos (macos-13, gcc, g++, Release)	10m 29s
	2h 29m 52s

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