soc: swr-mstr: Avoid master reinit during clock stop-resume

Avoid reinitializing master when resuming from clock stop
to avoid possible slave sync lost.

Change-Id: I8b2403bf10c0ec2ab7b294d64441b4d9a8afcaa0
Signed-off-by: Ramprasad Katkam <katkam@codeaurora.org>