[llvm] [MC][RISCV] Check hasEmitNops before call shouldInsertExtraNopBytesForCodeAlign (PR #77236)

[Fangrui Song via llvm-commits]

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@@ -0,0 +1,29 @@
+# RUN: llvm-mc --filetype=obj --triple=riscv64 --mattr=+relax %s \
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MaskRay wrote:

Add a file-level comment. You may even link to https://github.com/llvm/llvm-project/pull/76552 to help understanding.

https://github.com/llvm/llvm-project/pull/77236