Cap maxParallelForks for some tests on CI servers.
Cap maxParallelForks for some tests on CI servers.

Use maxParallelForks 3 or lower for :launcher and :toolingApi integration tests
when running on CI server to reduce failures due to timing issues.

lsmaira/gradle,lsmaira/gradle,gstevey/gradle,lsmaira/gradle,robinverduijn/gradle,gstevey/gradle,robinverduijn/gradle,blindpirate/gradle,robinverduijn/gradle,gstevey/gradle,gradle/gradle,blindpirate/gradle,blindpirate/gradle,robinverduijn/gradle,robinverduijn/gradle,blindpirate/gradle,gradle/gradle,robinverduijn/gradle,gradle/gradle,blindpirate/gradle,gradle/gradle,blindpirate/gradle,gstevey/gradle,gradle/gradle,gradle/gradle,blindpirate/gradle,robinverduijn/gradle,gradle/gradle,gstevey/gradle,lsmaira/gradle,robinverduijn/gradle,robinverduijn/gradle,blindpirate/gradle,blindpirate/gradle,gstevey/gradle,gstevey/gradle,lsmaira/gradle,gradle/gradle,robinverduijn/gradle,lsmaira/gradle,blindpirate/gradle,robinverduijn/gradle,gradle/gradle,gstevey/gradle,lsmaira/gradle,gradle/gradle,lsmaira/gradle,lsmaira/gradle,gstevey/gradle,lsmaira/gradle