Update MSRV from 1.36 to 1.47 also in clippy.toml #284

Job	Run time
check x86	42s
SIMD +sse4.2 on stable	23s
Test stable on ubuntu-latest	22s
SIMD +sse4.2 on stable	23s
Test stable on windows-latest	1m 19s
Test stable on macOS-latest	28s
SIMD +avx2 on stable	45s
Test beta on ubuntu-latest	31s
SIMD +avx2 on stable	36s
Test beta on windows-latest	1m 7s
SIMD +sse4.2,+avx2 on stable	24s
Test beta on macOS-latest	34s
SIMD +sse4.2,+avx2 on stable	34s
Test nightly on ubuntu-latest	31s
SIMD +sse4.2 on beta	31s
Test nightly on windows-latest	1m 33s
SIMD +sse4.2 on beta	27s
Test nightly on macOS-latest	40s
SIMD +avx2 on beta	32s
SIMD +avx2 on beta	27s
SIMD +sse4.2,+avx2 on beta	29s
SIMD +sse4.2,+avx2 on beta	35s
SIMD +sse4.2 on nightly	33s
Test aarch64 (neon)	1m 9s
SIMD +sse4.2 on nightly	33s
SIMD +avx2 on nightly	31s
clippy_check	22s
SIMD +avx2 on nightly	27s
SIMD +sse4.2,+avx2 on nightly	33s
SIMD +sse4.2,+avx2 on nightly	29s
Test with Miri	1m 38s
msrv (aarch64)	1m 2s
msrv (x64)	46s
CI is green	1s
	21m 57s

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