Update build.yml

Author: cicirello

.github/workflows/build.yml

@@ -25,7 +25,7 @@ jobs:
 
     - name: Generate Jacoco Badge
       id: jacoco
-      uses: cicirello/jacoco-badge-generator@main
+      uses: cicirello/jacoco-badge-generator@v2.1.0
       with:
         generate-branches-badge: true