std.Target.x86: purge avx10.n-256, rename avx10.n_512 to avx10.n, require evex512 for avx512f

Intel has abandoned AVX10.N/128,256; AVX10.N is now always 512-bit.
978555eea4Alex Rønne Petersen committed on 8/30/2025, 4:36:41 AMparent2c0cc81
3 files changedLine totals unavailable