[cleanup] Use Comparator.comparing

Done with the JDT UI cleanup action.

Change-Id: I76fd57a8edd342753e683f90bddbca376d543c52
Signed-off-by: Lars Vogel <Lars.Vogel@vogella.com>
Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.debug/+/183558
Tested-by: Platform Bot <platform-bot@eclipse.org>
1 file changed