[3502d87c] ffmpeg: always prefer dynamic load even if static/weak link to ffmpeg #1630

Job	Run time
Android (MinSizeRel)	6m 52s
ClangCL (windows-desktop, MinSizeRel)	10m 31s
abi	15s
iOS (iOS, MinSizeRel)	3m 13s
iOS (iOS, MinSizeRel, Simulator)	4m 7s
Linux (MinSizeRel)	10m 44s
iOS (tvOS, MinSizeRel)	3m 6s
macOS (MinSizeRel, x86_64)	3m 4s
UWP (RelWithDebInfo)	6m 55s
iOS (tvOS, MinSizeRel, Simulator)	4m 4s
macOS (MinSizeRel, arm64)	2m 54s
iOS (visionOS, MinSizeRel)	3m 40s
Win64_SRC	0s
iOS (visionOS, MinSizeRel, Simulator)	2m 24s
iOS (macCatalyst, MinSizeRel)	3m 13s
Windows (RelWithDebInfo)	13m 27s
Windows_LTL (RelWithDebInfo)	9m 11s
Apple	4m 12s
NuGet	56s
Dispatch	4s
	1h 32m 52s

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