Enable pull request trigger for SonarCloud workflow

Author: wmuldergov

.github/workflows/codetest-sonarcloud.yml

@@ -3,8 +3,8 @@ name: Unit tests & Sonar Scan
 on:
   push:
     branches: [ "main" ]
-#  pull_request:
-#      types: [opened, synchronize, reopened]
+  pull_request:
+      types: [opened, synchronize, reopened]
   workflow_dispatch:
 
 jobs:
@@ -112,4 +112,4 @@ jobs:
       uses: SonarSource/sonarqube-scan-action@v5.0.0
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}  # Needed to get PR information, if any
-        SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
+        SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}