Revert "Revert "Make AndroidRuntime only start the debugger for zygote forked apps.""

This reverts commit ff5d60b268dfd848c236b62ae241370a68aae39f.

Reason for revert: Fixed issue breaking go/art-build.

Bug: 72400560
Test: Build
Change-Id: Ie8943068302bec02d149917ccf738c0d935f8fe0
1 file changed