msm: ipa4: Fix to enable force clear before stopping the channel

Without enabling the force clear if stop the gsi channel,
stop gsi channel was failing. Added changes to enable the force clear
before stopping the gsi channel.

Change-Id: I5de705a8480f4e3756c21de0230ae156d226ebac
Acked-by: Ashok Vuyyuru <avuyyuru@qti.qualcomm.com>
Signed-off-by: Mohammed Javid <mjavid@codeaurora.org>