[clang] [RISCV][NFC] Make generated intrinsic records more human-readable (PR #133710)

[Pengcheng Wang via cfe-commits]

wangpc-pp wrote:

Examples:
```cpp
{/*Name=*/"vbrev_v", /*OverloadedName=*/"vbrev", /*RequiredExtensions=*/{RVV_REQ_Zvbb}, /*PrototypeIndex=*/417, /*SuffixIndex=*/47, /*OverloadedSuffixIndex=*/0, /*PrototypeLength=*/2, /*SuffixLength=*/1, /*OverloadedSuffixSize=*/0, /*TypeRangeMask=*/15, /*Log2LMULMask=*/127, /*NF=*/1, /*HasMasked=*/1, /*HasVL=*/1, /*HasMaskedOffOperand=*/1, /*HasTailPolicy=*/1, /*HasMaskPolicy=*/1, /*HasFRMRoundModeOp=*/0, /*IsTuple=*/0, /*UnMaskedPolicyScheme=*/HasPassthruOperand, /*MaskedPolicyScheme=*/HasPolicyOperand, },
{/*Name=*/"sf_vc_x_se", /*OverloadedName=*/"sf_vc_x_se", /*RequiredExtensions=*/{RVV_REQ_RV64, RVV_REQ_Xsfvcp}, /*PrototypeIndex=*/167, /*SuffixIndex=*/0, /*OverloadedSuffixIndex=*/0, /*PrototypeLength=*/7, /*SuffixLength=*/0, /*OverloadedSuffixSize=*/0, /*TypeRangeMask=*/8, /*Log2LMULMask=*/8, /*NF=*/1, /*HasMasked=*/0, /*HasVL=*/1, /*HasMaskedOffOperand=*/1, /*HasTailPolicy=*/1, /*HasMaskPolicy=*/1, /*HasFRMRoundModeOp=*/0, /*IsTuple=*/0, /*UnMaskedPolicyScheme=*/SchemeNone, /*MaskedPolicyScheme=*/HasPolicyOperand, },
```


https://github.com/llvm/llvm-project/pull/133710