CtsMimeMapTestCases: Run in presubmit for relevant packages.

libcore.net.MimeMap might move to a different package in
future, in which case that part of its TEST_MAPPING would
move elsewhere.

Test: croot frameworks/base/mime && atest
Test: croot libcore/luni/src/main/java/libcore/net && atest
Bug: 136256059
Change-Id: I4237522e674a59981bbb4735c3661949227f1715
1 file changed