Update Pipeline to run semantic release only when on main branch

Author: Rodriguez Isaziga, Sebastian (ext) (DI IT DEMA ALM 1)

.github/workflows/build-ee.yml

@@ -110,6 +110,7 @@ jobs:
   #         github_token: ${{ secrets.GITHUB_TOKEN }}
   release:
     needs: build-and-push
+    if: github.ref == 'refs/heads/main'
     runs-on: ubuntu-latest
     concurrency:
       group: ${{ github.workflow }}-release-${{ github.ref_name }}