[llvm] [llvm] Fix typos in documentation (PR #141078)

[Kazu Hirata via llvm-commits]

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@@ -162,7 +162,7 @@ OPTIONS
 
 .. option:: --verify-json=<path>
 
-            Output JSON-formatted error summary to the a file specfied by
+            Output JSON-formatted error summary to the a file specified by
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kazutakahirata wrote:

Thank you for spotting this!  I just posted #141204.

https://github.com/llvm/llvm-project/pull/141078