Support for SGEMM_DIRECT Kernel based on SME1 #5391

Job	Run time
build (ubuntu-latest, gfortran, cmake)	13m 9s
build (ubuntu-latest, gfortran, make)	21m 5s
build (ubuntu-latest, flang, cmake)	12m 14s
build (ubuntu-latest, flang, make)	7m 3s
build (macos-latest, gfortran, cmake)	30m 8s
build (macos-latest, gfortran, make)	11m 23s
cross_build (mips64el, mips64el-linux-gnuabi64, DYNAMIC_ARCH=1 TARGET=GENERIC)	5m 41s
cross_build (riscv64, riscv64-linux-gnu, TARGET=RISCV64_GENERIC)	4m 45s
cross_build (mipsel, mipsel-linux-gnu, TARGET=MIPS1004K)	5m 30s
msys2 (UCRT64, int32, Release)	2h 15m 58s
cross_build (alpha, alpha-linux-gnu, TARGET=EV4)	4m 58s
msys2 (UCRT64, int64, Release)	1h 49m 14s
msys2 (MINGW32, int32, Release)	1h 10m 44s
neoverse_build	7m 0s
msys2 (CLANG64, int32, Release)	34m 20s
msys2 (CLANG64, int64, Release)	33m 20s
msys2 (UCRT64, int32, None, mingw-w64-ucrt-x86_64, fc)	1h 40m 48s
	10h 7m 20s

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