llama : pad KV cache size #6667

Job	Run time
ios-xcode-build	1m 13s
macOS-latest-cmake	2m 12s
macOS-latest-cmake-ios	2m 50s
macOS-latest-cmake-tvos	1m 31s
macOS-latest-make	3m 1s
macOS-latest-swift (generic/platform=macOS)	3m 42s
ubuntu-latest-cmake	1m 42s
ubuntu-focal-make	1m 23s
macOS-latest-swift (generic/platform=iOS)	5m 28s
ubuntu-latest-cmake-mpi (mpich)	1m 34s
macOS-latest-swift (generic/platform=tvOS)	4m 25s
ubuntu-latest-cmake-mpi (libopenmpi-dev)	1m 42s
ubuntu-latest-cmake-sanitizer (ADDRESS, Debug)	4m 53s
windows-latest-cmake (noavx, -DLLAMA_NATIVE=OFF -DLLAMA_BUILD_SERVER=ON -DLLAMA_AVX=OFF -DLLAMA_A...	2m 34s
ubuntu-latest-cmake-sanitizer (ADDRESS, Release)	3m 38s
windows-latest-cmake-cublas (12.2.0, cublas)	17m 0s
ubuntu-latest-cmake-sanitizer (THREAD, Debug)	13m 26s
windows-latest-cmake (avx2, -DLLAMA_NATIVE=OFF -DLLAMA_BUILD_SERVER=ON -DBUILD_SHARED_LIBS=ON)	2m 41s
windows-latest-cmake-cublas (11.7.1, cublas)	12m 52s
ubuntu-latest-cmake-sanitizer (THREAD, Release)	4m 52s
windows-latest-cmake (avx, -DLLAMA_NATIVE=OFF -DLLAMA_BUILD_SERVER=ON -DLLAMA_AVX2=OFF -DBUILD_SH...	2m 32s
ubuntu-latest-cmake-sanitizer (UNDEFINED, Debug)	4m 38s
windows-latest-cmake (avx512, -DLLAMA_NATIVE=OFF -DLLAMA_BUILD_SERVER=ON -DLLAMA_AVX512=ON -DBUIL...	6m 19s
ubuntu-latest-cmake-sanitizer (UNDEFINED, Release)	3m 51s
windows-latest-cmake (clblast, -DLLAMA_NATIVE=OFF -DLLAMA_BUILD_SERVER=ON -DLLAMA_CLBLAST=ON -DBU...	1m 51s
windows-latest-cmake (openblas, -DLLAMA_NATIVE=OFF -DLLAMA_BUILD_SERVER=ON -DLLAMA_BLAS=ON -DBUIL...	2m 9s
release	0s
	1h 53m 59s

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