Bug 575793: Version bumps for 4.22 stream

Change-Id: I8e0d8a37322d8bba2c517089bd907494a3bb7bc7
Reviewed-on: https://git.eclipse.org/r/c/jdt/eclipse.jdt/+/185097
Tested-by: Noopur Gupta <noopur_gupta@in.ibm.com>
Reviewed-by: Noopur Gupta <noopur_gupta@in.ibm.com>
4 files changed