Don't use --wait with helm uninstall because it requires helm >= 3.7,
and even in those versions doesn't work correctly.
Story: 2011038
Task: 49549
Signed-off-by: Davlet Panech <davlet.panech@windriver.com>
Change-Id: I4f3be32bf4ce84e1670e7884fc09c3ddac00b85a