OpenJDK 11: Merging in java.lang.Integer (formatUnsignedInt())

This is part of merging upstream changes from OpenJDK 11.28. This CL
updates test expectations for 912-classes test as a new
formatUnsignedInt() helper method was added to java.lang.Integer class.

Bug: 207841289
Test: art/test/testrunner/testrunner.py --host -b -t 912-classes
Change-Id: Ie7351ce7681097dca349d9401da38d132e58af6b
1 file changed