LU-14776 build: Ubuntu 20.04.2 and 20.04.3 HWE client support

LU-14776 build: Ubuntu 20.04.2 and 20.04.3 HWE client support

We now support Luste clients on both Ubuntu 20.04.2 and
20.04.3 HWE platforms.

Change-Id: I772af876ffa8beeabb8a2002f80aa776fa373996
Test-Parameters: trivial
Signed-off-by: James Simmons <jsimmons@infradead.org>
Reviewed-on: https://review.whamcloud.com/44748
Tested-by: jenkins <devops@whamcloud.com>
Reviewed-by: Jian Yu <yujian@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Alex Zhuravlev <bzzz@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>