ci: Only run build steps if there are changes

.github/workflows/build.yml

@@ -55,6 +55,7 @@ jobs:
         if: ${{ steps.fetch_icons.outputs.files_changed  == 'true'}}
         uses: ./.github/create_code_connect
       - name: Create PR title
+        if: ${{ steps.fetch_icons.outputs.files_changed  == 'true'}}
         id: title
         run: |
           if [ ${{github.ref_name=='main'}} ]; then
@@ -73,6 +74,7 @@ jobs:
           git commit -m "${{steps.title.outputs.TITLE}}"
           git push --set-upstream origin ${{steps.branch_name.outputs.BRANCH_NAME}} -f
       - name: Check if PR exists
+        if: ${{ steps.fetch_icons.outputs.files_changed  == 'true'}}
         run: echo "pr_exists=$(gh pr list -H ${{steps.branch_name.outputs.BRANCH_NAME}} --json number -q length)" >> $GITHUB_ENV
         env:
           GITHUB_TOKEN: ${{ github.token }}