Removed obsolete attributes because the code no longer contains tests… #1007

Job	Run time
Linux musl (Q8/Q16/Q16-HDRI, x64)	4m 3s
Library (Core)	6m 22s
MacOS (Q8/Q16/Q16-HDRI)	5m 41s
Linux (Q8/Q16/Q16-HDRI, x64)	4m 20s
Library (SystemDrawing)	6m 20s
Library (SystemWindowsMedia)	6m 27s
MacOS (Q8/Q16/Q16-HDRI, arm64)	2m 35s
Windows (Q8, x86)	9m 18s
Windows (Q8, x64)	8m 31s
Windows (Q8, arm64)	7m 10s
Windows (Q8, Any CPU)	8m 47s
Windows (Q8-OpenMP, x64)	8m 13s
Windows (Q8-OpenMP, arm64)	7m 2s
Windows (Q16, x86)	9m 30s
Windows (Q16, x64)	9m 13s
Windows (Q16, arm64)	7m 6s
Windows (Q16, Any CPU)	8m 19s
Windows (Q16-OpenMP, x64)	8m 17s
Windows (Q16-OpenMP, arm64)	6m 22s
Windows (Q16-HDRI, x86)	8m 31s
Windows (Q16-HDRI, x64)	8m 0s
Windows (Q16-HDRI, arm64)	6m 54s
Windows (Q16-HDRI, Any CPU)	8m 34s
Windows (Q16-HDRI-OpenMP, x64)	7m 55s
Windows (Q16-HDRI-OpenMP, arm64)	6m 24s
	2h 59m 54s

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