Rewording of one footnote for readability

Author: spier

README.md

@@ -14,7 +14,7 @@ The issues/pull requests/discussions to search for can be filtered by using a se
 
 *For pull requests, these metrics exclude the time the PR was in draft mode.
 
-*For issues and pull requests, issue/pull request author's own comments and comments by bots are excluded.
+*For issues and pull requests, comments by issue/pull request author's and comments by bots are excluded.
 
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