TRACKING APP: remove abortOnFalse from lintOptions in build.gradle

mobile/com.sap.sailing.android.tracking.app/build.gradle

@@ -40,10 +40,6 @@ android {
         }
     }
 
-    lintOptions {
-        abortOnError false
-    }
-
     packagingOptions {
         exclude "LICENSE.txt"
         exclude "META-INF/maven/com.googlecode.json-simple/json-simple/pom.properties"
@@ -93,4 +89,4 @@ build.doLast {
 //
 //    // Create version file
 //    xmlFile = file("$wwwFolder/$packageName.version")
-}
+}