MojoShader update for PPC BE fix #734

Job	Run time
FreeBSD	1m 13s
Rocky Linux	2m 0s
Rocky Linux MinGW	4m 51s
iOS/tvOS SDL3 (iOS, iphoneos, arm64)	52s
iOS/tvOS SDL3 (iOS, iphonesimulator, x86_64;arm64)	1m 18s
Rocky Linux MinGW SDL3	1m 4s
Debian Linux PPC	1m 52s
Debian Linux PPC SDL3	1m 3s
iOS/tvOS SDL3 (tvOS, appletvos, arm64)	53s
iOS/tvOS SDL3 (tvOS, appletvsimulator, x86_64;arm64)	1m 16s
Rocky Linux SDL3	1m 19s
macOS (Universal) SDL3	1m 5s
macOS (x86_64)	40s
Windows (MSVC)	1m 21s
	20m 47s

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