ci: add sm_121 (GB10) CUDA arch for x86 and arm64 #139

Job	Run time
windows-latest-cuda (sm_89)	20m 22s
macos-arm64-cmake (macos-latest, macos-latest, -latest)	51s
ubuntu-latest-rocm (7.2.1, gfx908;gfx90a;gfx942;gfx1030;gfx1031;gfx1032;gfx1100;gfx1101;gfx1102;g...	5m 11s
macos-arm64-cmake (macos-14, macos-14)	1m 24s
ubuntu-latest-rocm (7.13.0, gfx906;gfx908;gfx90a;gfx942;gfx950;gfx1010;gfx1011;gfx1012;gfx1030;gf...	3m 39s
windows-latest-rocm	7m 33s
ubuntu-latest-cuda (sm_89)	5m 30s
ubuntu-arm64-cuda (sm_121)	4m 12s
windows-latest-cmake-hip	4m 34s
ubuntu-latest-cmake	7m 10s
windows-latest-cmake (avx2, -DGGML_NATIVE=OFF -DGGML_AVX2=ON -DSD_BUILD_SHARED_LIBS=ON)	4m 9s
release	0s
	1h 4m 35s

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