Remove empty subproject build configuration (#10449)
Remove empty subproject build configuration (#10449)

There're two subprojects not configured properly, which results in pointless build configurations.
gradle/gradle,gradle/gradle,blindpirate/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,robinverduijn/gradle,robinverduijn/gradle,robinverduijn/gradle,blindpirate/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,blindpirate/gradle,gradle/gradle,gradle/gradle,robinverduijn/gradle,gradle/gradle,robinverduijn/gradle,robinverduijn/gradle,gradle/gradle,robinverduijn/gradle,robinverduijn/gradle,robinverduijn/gradle,robinverduijn/gradle,robinverduijn/gradle,blindpirate/gradle