🔧 ci: prevent update changelog from running out of main branch

Author: gleisonkz

.github/workflows/ci.yml

@@ -34,11 +34,14 @@ jobs:
         run: npm run release
 
       - name: 🔧 Install Gitmoji Changelog
+        if: "branch == 'main'"
         run: npm i -g gitmoji-changelog
 
       - name: 📜 Generate Changelog
+        if: "branch == 'main'"
         run: gitmoji-changelog
 
       - uses: stefanzweifel/git-auto-commit-action@v4
+        if: "branch == 'main'"
         with:
           commit_message: ':memo: docs: update changelog [skip ci]'