Update challenge_5.md

shivaylamba · Ankush123456-code · commit 7e6753715299 · 2022-09-09T09:45:13.000+05:30
Signed-off-by: ankushkumar1840 &lt;ankushkumar1840@gmail.com&gt;
diff --git a/Challenges/challenge_5.md b/Challenges/challenge_5.md
@@ -25,4 +25,4 @@ name: your_name
 github_user_name: YOUR-GITHUB-USERNAME
 ---
 ```
-5. Submit your Pull Request
+5. Submit your Pull Request on the main challenge repo.
