Added new kernel: volk_32f_s32f_x2_clamp #745

Job	Run time
Build static on ubuntu-latest	57s
Build on ubuntu-20.04 g++-7	46s
Build on ubuntu20.04 aarch64 g++-8	1s
Build on ubuntu-20.04 g++-8	50s
Build on ubuntu20.04 aarch64 g++-9	1s
Build on ubuntu-latest g++-9	1s
build-windows	1s
Build on ubuntu20.04 aarch64 g++-10	1s
Build on ubuntu-latest g++-10	56s
Build on ubuntu22.04 aarch64 g++-12	1s
Build on ubuntu-20.04 clang-7	1s
build-macos	1s
Build on ubuntu-20.04 clang-8	52s
Build on ubuntu-20.04 clang-9	53s
Build on ubuntu20.04 aarch64 clang-9	1s
Build on ubuntu-20.04 clang-10	52s
Build on ubuntu-20.04 clang-11	1m 10s
Build on ubuntu20.04 aarch64 clang-10	1s
Build on ubuntu-latest clang-12	1s
Build on ubuntu22.04 aarch64 clang-14	1s
Build on ubuntu22.04 armv7 g++-12	1s
Build on ubuntu22.04 ppc64le g++-12	10m 54s
Build on ubuntu-latest clang-13	1m 0s
Build on ubuntu22.04 s390x g++-12	7m 21s
Build on ubuntu-latest clang-14	1s
Build on ubuntu22.04 riscv64 g++-12	7m 48s
	34m 33s

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