Revert "decoding: AVX512F - saving data without scatter"
Revert "decoding: AVX512F - saving data without scatter"

This reverts commit 492d43b4a0b0687a92c6687831e59480f535db03.

SSE nor AVX2 didn't help.

WojciechMula/base64simd,WojciechMula/base64simd,WojciechMula/base64simd,WojciechMula/base64simd