Update sonar.yml

Author: cormacdalton

.github/workflows/sonar.yml

@@ -45,4 +45,4 @@ jobs:
           -Dsonar.projectKey=Mastercard_petstore-application-java
           -Dsonar.organization=mastercard -Dsonar.host.url=https://sonarcloud.io
           -Dsonar.login=$SONAR_TOKEN -Dsonar.cpd.exclusions=**/OkHttp*.java
-          -Dsonar.exclusions=**/*.xml,**/configuration/**,**/utils/** -Dgpg.signature.skip=true
+          -Dsonar.exclusions=**/*.xml,**/configuration/**,**/PetstoreApplication.java,**/utils/** -Dgpg.signature.skip=true