Async texture load on Pause screen #8511

Job	Run time
build-uwp	8m 7s
build-windows (x64)	10m 15s
build (ubuntu-latest, test, clang, clang++, ./b.sh --headless --unittest, clang-normal)	5m 0s
build-windows (ARM64)	10m 38s
build (ubuntu-latest, gcc, g++, ./b.sh --headless --unittest, gcc-normal)	3m 51s
build (ubuntu-latest, android, clang, clang++, cd android && ./ab.sh -j2 APP_ABI=arm64-v8a UNITTE...	9m 16s
build (ubuntu-latest, android, clang, clang++, cd android && ./ab.sh -j2 APP_ABI=armeabi-v7a UNIT...	6m 40s
build (ubuntu-latest, android, clang, clang++, cd android && ./ab.sh -j2 APP_ABI=x86_64 UNITTEST=...	9m 47s
build (ubuntu-latest, android, clang, clang++, cd android && ./ab.sh -j2 APP_ABI=arm64-v8a OPENXR...	9m 43s
build (ubuntu-latest, android, clang, clang++, ./b.sh --libretro_android ppsspp_libretro, android...	4m 26s
build (ubuntu-latest, qt, gcc, g++, ./b.sh --qt, qt)	4m 13s
build (ubuntu-latest, libretro, gcc, g++, make -C libretro -f Makefile -j2, gcc-libretro)	2m 45s
build (ubuntu-latest, libretro, clang, clang++, make -C libretro -f Makefile -j2, clang-libretro)	3m 11s
build (macos-latest, test, clang, clang++, ./b.sh --headless --unittest --fat --no-png --no-sdl2,...	19m 28s
build (macos-latest, ios, clang, clang++, ./b.sh --ios, ios)	8m 26s
test-windows	44s
test (ubuntu-latest)	50s
test (macos-latest)	1m 3s
	1h 58m 23s

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