fix: remove HTML entity from the PR comment in GH action

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: shriyanss

.github/workflows/pr_checker.yml

@@ -18,5 +18,5 @@ jobs:
         run: |
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
-          gh pr comment $PR_URL --body "This merge is not possible. Create a PR for $BRANCH_NAME -> dev"
+          gh pr comment $PR_URL --body "This merge is not possible. Create a PR for $BRANCH_NAME -> dev"
           gh pr close $PR_URL