Remove sonar.projectKey & sonar.projectName yet

It turns out that these properties have some reasonable defaults, but
Sonar plugin on Bamboo can't read them anyway.
So, we have to modify CI plan for respective values for the project

build.gradle

@@ -973,8 +973,6 @@ sonarqube {
 		property 'sonar.links.scm', linkScmUrl
 		property 'sonar.links.scm_dev', linkScmDevConnection
 		property 'sonar.java.coveragePlugin', 'jacoco'
-		property 'sonar.projectKey', "$group:$name"
-		property 'sonar.projectName', "$name"
 	}
 }