Update CONTRIBUTING.md

Author: Vasavi-Yarramneni

CONTRIBUTING.md

@@ -97,4 +97,4 @@ concatenate all commit messages right before you hit the "Confirm squash and mer
 button. Maintainers must make sure to edit this concatenated message to make it right before merging.
 In some cases, if the commit messages are lacking the easiest approach to have at
 least something useful is copy/pasting the PR description into the commit message box
-before merging (but see the above paragraph about writing good commit messages in the first place).
+before merging (but see the above paragraph about writing good commit messages in the first place).