camera/pipewire: Implement the XDP Camera portal #589

Job	Run time
Create test plan	12s
level1 / Haiku	1m 34s
level2 / Sony PlayStation Vita (GLES w/ PVR_PSP2)	2m 36s
level2 / RISC OS	1m 13s
level2 / iOS (CMake & xcode)	1m 53s
level2 / Sony PlayStation 2	4m 3s
level2 / MacOS (Framework) (arm64)	2m 22s
level2 / tvOS (CMake & xcode)	1m 48s
level2 / PowerPC64	1m 41s
level2 / Windows (msys2, mingw32)	8m 1s
level2 / Ubuntu 20.04 (Intel oneAPI)	6m 11s
level2 / Windows (msys2, clang64)	5m 24s
level2 / Android (CMake)	3m 13s
level2 / FreeBSD	2m 44s
level2 / UWP (MSVC, x64)	4m 33s
level2 / Windows (msys2, mingw64)	7m 59s
level2 / Windows (msys2, clang32)	6m 15s
level2 / NetBSD	2m 29s
level2 / Windows (MSVC, ARM)	3m 0s
level2 / Sony PlayStation Vita (GLES w/ pib)	2m 37s
level2 / Android (Gradle)	2m 19s
level2 / GDK (MSVC, x64)	3m 19s
level2 / Windows (MSVC, x64)	4m 26s
level2 / Windows (MSVC, x86)	4m 36s
level2 / Ubuntu 22.04	3m 55s
level2 / Android (CMake, lean)	2m 41s
level2 / Nintendo 3DS	1m 50s
level2 / MacOS (GNU prefix)	3m 22s
level2 / Emscripten	8m 17s
level2 / Windows (MSVC, clang-cl x86)	4m 20s
level2 / Ubuntu 20.04 (Intel Compiler)	4m 57s
level2 / Windows (MSVC, clang-cl x64)	4m 11s
level2 / MacOS (Framework) (x86_64)	3m 56s
level2 / Android (Android.mk)	1m 7s
level2 / Windows (MSVC, ARM64)	2m 41s
level2 / Ubuntu 20.04	3m 40s
level2 / Windows (msys2, ucrt64)	8m 32s
level2 / Sony PlayStation Portable	3m 1s
level2 / LoongArch64	2m 35s
	2h 23m 33s

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