Increase heap memory to 6G for build scan performance test
Increase heap memory to 6G for build scan performance test

Build scan performance test seems to fail frequently, and there's no memory
leak - just because it's using more memory.

gradle/gradle,gradle/gradle,gradle/gradle,blindpirate/gradle,blindpirate/gradle,blindpirate/gradle,blindpirate/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,blindpirate/gradle,gradle/gradle,gradle/gradle,gradle/gradle,gradle/gradle