Restrict deploy jobs to push events on main and release

Updated the deployRelease and deployTest jobs in the GitHub Actions workflow to only run on push events to the 'release' and 'main' branches, respectively. This prevents deployments from being triggered by other event types.

Author: stesee

.github/workflows/dotnet.yml

@@ -45,7 +45,7 @@ jobs:
           path: "TestResult/**/*"
 
   deployRelease:
-    if: github.ref == 'refs/heads/release'
+    if: github.event_name == 'push' && github.ref == 'refs/heads/release'
     runs-on: ubuntu-latest
     needs: build
     steps:
@@ -69,7 +69,7 @@ jobs:
           gh release create ${{env.CURRENT_VERSION}} ./OpenXmlPowerTools/bin/Release/*.*nupkg --generate-notes
 
   deployTest:
-    if: github.ref == 'refs/heads/main'
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
     runs-on: ubuntu-latest
     needs: build
     steps: