msm: kgsl: Correctly handle oob and fenced write failures

These both happen when gx is collapsed so its safe to
assume that nothing is inflight. Take an inline snapshot
and then request for a dispatcher based recovery.

Change-Id: I4a3438660953d38406dd8e70868fb38172f9e967
Signed-off-by: Harshdeep Dhatt <hdhatt@codeaurora.org>