deps: Raise WebP minimum version to 1.1 #5934

Job	Run time
windows-2019 VS2019	50m 32s
windows-2022 VS2022	1h 4m 39s
macos-12 appleclang13/C++17 py3.10 MacOS-12	15m 53s
Ubuntu latest releases gcc12 C++17 avx2 exr3.2 ocio2.3	8m 9s
macos-13 appleclang14/C++17 py3.11 MacOS-13	19m 24s
VFX2021 gcc9/C++17 py3.7 exr3.1 ocio2.0	9m 1s
Ubuntu bleeding edge gcc14 C++20 py3.12 OCIO/libtiff/exr-master avx2	7m 36s
macos-14 appleclang15/C++20 py3.11 MacOS-14-ARM	11m 3s
VFX2021 clang10/C++17 avx2 exr3.1 ocio2.0	7m 41s
Ubuntu all local builds gcc12 C++17 avx2 exr3.2 ocio2.3	7m 41s
VFX2022 gcc9/C++17 py39 exr3.1 ocio2.1	11m 47s
Ubuntu clang14 C++20 avx2 exr3.1 ocio2.1	11m 11s
VFX2022 clang13/C++17 py39 avx2 exr3.1 ocio2.1	11m 41s
Ubuntu debug gcc9/C++17, sse4.2, exr3.1	11m 43s
VFX2022 icc/C++17 py3.9 exr3.1 ocio2.1 qt5.15	10m 53s
Ubuntu static libs gcc9 C++17 exr2.4	10m 47s
VFX2022 icx/C++17 py3.9 exr3.1 ocio2.1 qt5.15	10m 21s
Ubuntu clang-format	3m 56s
VFX2022 sanitizers	34m 44s
VFX2023 gcc11/C++17 py3.10 exr3.1 ocio2.2	11m 41s
VFX2024 gcc11/C++17 py3.11 exr3.2 ocio2.3	11m 52s
VFX2021 oldest gcc9.3/C++17 py3.7 exr-3.1 no-sse no-ocio	9m 1s
VFX2021 hobbled gcc9.3/C++17 py3.7 exr-3.1 no-sse no-ocio	6m 15s
VFX2023 abi check	11m 32s
	6h 9m 3s

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