deps: Add build recipe for PNG #6283

Job	Run time
macos-12 appleclang13/C++17 py3.10 MacOS-12	1h 21m 48s
macos-13 appleclang14/C++17 py3.11 MacOS-13	28m 21s
VFX2021 gcc9/C++17 py3.7 exr3.1 ocio2.0	10m 17s
macos-14 appleclang15/C++20 py3.11 MacOS-14-ARM	11m 3s
VFX2021 clang10/C++17 avx2 exr3.1 ocio2.0	10m 8s
VFX2022 gcc9/C++17 py39 exr3.1 ocio2.1	8m 40s
VFX2022 clang13/C++17 py39 avx2 exr3.1 ocio2.1	8m 56s
Ubuntu latest releases gcc13 C++20 py3.12 avx2 exr3.2 ocio2.3	19m 10s
VFX2022 icc/C++17 py3.9 exr3.1 ocio2.1 qt5.15	10m 42s
Ubuntu bleeding edge gcc14 C++20 py3.12 OCIO/libtiff/exr-main avx2	7m 24s
VFX2022 icx/C++17 py3.9 exr3.1 ocio2.2 qt5.15	11m 21s
VFX2024 sanitizers	33m 40s
Ubuntu all local builds gcc12 C++17 avx2 exr3.2 ocio2.3	18m 7s
Ubuntu clang14 C++20 avx2 exr3.1 ocio2.1	13m 56s
VFX2023 gcc11/C++17 py3.10 exr3.1 ocio2.2	11m 54s
VFX2024 gcc11/C++17 py3.11 exr3.2 ocio2.3	12m 37s
Ubuntu debug gcc9/C++17, sse4.2, exr3.1	17m 7s
Ubuntu static libs gcc9 C++17 exr2.4	14m 1s
Ubuntu clang-format	6m 2s
VFX2021 oldest gcc9.3/C++17 py3.7 exr-3.1	11m 53s
windows-2019 VS2019	52m 37s
windows-2022 VS2022	59m 15s
VFX2021 hobbled gcc9.3/C++17 py3.7 exr-3.1 no-sse	11m 39s
VFX2023 abi check	12m 25s
	8h 3m 3s

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