soc: qcom: glink: Abort waiting for intent during tx if channel is closed

glink_tx() continues to wait for an intent for the packet being
sent after the channel is closed. This is a resource leak.

Abort the wait if the channel is closed while waiting for a matching
intent.

Change-Id: I3c7d6e15501161167c4c26639fc74165f5262eac
Signed-off-by: Steven Cahail <scahail@codeaurora.org>