xfs: don't release log intent items when recovery fails

Nowadays, log recovery will call ->release on the recovered intent items
if recovery fails.  Therefore, it's redundant to release them from
inside the ->recover functions when they're about to return an error.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>