Add sources back to sonar config

Author: hearde

sonar-project.properties

@@ -1,6 +1,8 @@
 # scan templates in cdk.out even though they are in .gitignore
 sonar.scm.exclusions.disabled = true
 
+sonar.sources = source/
+
 sonar.exclusions = \
     **/test/**/*, \
     source/jest.config.ts, \