[Bazel] Quick fix for #74469 CLANG_VERSION

Author: chapuni

utils/bazel/llvm-project-overlay/clang/BUILD.bazel

@@ -468,7 +468,7 @@ genrule(
         "echo '#define CLANG_VERSION_MAJOR_STRING \"{major}\"' >> $@\n" +
         "echo '#define CLANG_VERSION_MINOR {minor}' >> $@\n" +
         "echo '#define CLANG_VERSION_PATCHLEVEL {patch}' >> $@\n" +
-        "echo '#define CLANG_VERSION_STRING \"{vers}\"' >> $@\n"
+        "echo '#define CLANG_VERSION_STRING \"{vers}git\"' >> $@\n"
     ).format(
         major = LLVM_VERSION_MAJOR,
         minor = LLVM_VERSION_MINOR,