MUSA: support ARM64 and enable dp4a .etc (#11843)
* MUSA: support ARM64 and enable __dp4a .etc
* fix cross entropy loss op for musa
* update
* add cc info log for musa
* add comment for the MUSA .cc calculation block
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Co-authored-by: Bodhi Hu <huaishun.hu@mthreads.com>
