fixup! Add documentation for running clang-format

Author: pcolberg

CONTRIBUTING.md

@@ -137,8 +137,8 @@ You can do so by running the following command.
 ```
 
 To match the exact formatting expected by the [clang-format version in the
-workflow], you will need to obtain [clang version 13.0.0]. Then add its bin
-directory to PATH.
+workflow], you will need to obtain [clang version 13.0.0] and add its `bin`
+directory to `PATH`.
 
 Note: If you are using RHEL/CentOS or SLES/openSUSE, try installing one of the
 `clang+llvm-13.0.0-x86_64-linux-gnu-ubuntu-*.tar.xz` that is compatible with