msm: ipa4: set_tag_process_before_gating fix

Set the tag process before gating when we send a message to ipa
instead of during deactivate to prevent a loop where we keep setting
this tag process.

Change-Id: Iefe81d7f75d84b4ff7195a2a467b6363493ff949
CRs-fixed:2171164
Signed-off-by: Michael Adisumarta <madisuma@codeaurora.org>