[Infra] Fix version-check workflow (#100090)

Author: tru

.github/workflows/version-check.yml

@@ -27,5 +27,5 @@ jobs:
 
       - name: Version Check
         run: |
-          version=$(grep -o 'LLVM_VERSION_\(MAJOR\|MINOR\|PATCH\) [0-9]\+' llvm/CMakeLists.txt  | cut -d ' ' -f 2 | tr "\n" "." | sed 's/.$//g')
+          version=$(grep -o 'LLVM_VERSION_\(MAJOR\|MINOR\|PATCH\) [0-9]\+' cmake/Modules/LLVMVersion.cmake  | cut -d ' ' -f 2 | tr "\n" "." | sed 's/.$//g')
           .github/workflows/version-check.py "$version"