build: only ubuntu for now #17

Job	Run time
windows-latest-rocm	6m 56s
macOS-latest-cmake	10m 49s
Build and push container images (musa, linux/amd64, ubuntu-latest)	52m 30s
ubuntu-latest-cmake	13m 17s
windows-latest-cmake (vulkan, -DSD_VULKAN=ON -DSD_BUILD_SHARED_LIBS=ON -DGGML_NATIVE=OFF -DSD_BUI...	8m 53s
windows-latest-cmake (cpuonly, -DGGML_NATIVE=OFF -DSD_BUILD_SHARED_LIBS=ON -DSD_BUILD_SHARED_GGML...	5m 2s
Build and push container images (sycl, linux/amd64, ubuntu-latest)	15m 56s
Build and push container images (cuda, linux/amd64, ubuntu-latest)	16m 30s
Build and push container images (cuda, linux/arm64, ubuntu-24.04-arm, -spark, CUDA_VERSION=13.0.0...	19m 28s
ubuntu-latest-rocm (7.2.1, gfx908;gfx90a;gfx942;gfx1030;gfx1031;gfx1032;gfx1100;gfx1101;gfx1102;g...	31m 3s
Build and push container images (vulkan, linux/amd64, ubuntu-latest)	7m 27s
windows-latest-cmake-hip	1h 28m 17s
windows-latest-cmake (cuda12, -DSD_CUDA=ON -DSD_BUILD_SHARED_LIBS=ON -DCMAKE_CUDA_ARCHITECTURES='...	2h 3m 18s
ubuntu-latest-cmake-vulkan	16m 4s
ubuntu-latest-rocm (7.13.0, gfx906;gfx908;gfx90a;gfx942;gfx950;gfx1010;gfx1011;gfx1012;gfx1030;gf...	2h 8m 16s
release	1m 26s
	9h 5m 12s

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