Bug 575782 - POM and product version change for 4.22 release

Change-Id: If49af82d9baa582b52a89a73e6b74f355e935904
Signed-off-by: Kit Lo <kitlo@us.ibm.com>
Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.text/+/185016
Tested-by: Platform Bot <platform-bot@eclipse.org>
Reviewed-by: Sravan Kumar Lakkimsetti <sravankumarl@in.ibm.com>
11 files changed