xfs: make tracepoint inode number format consistent

Fix all the inode number formats to be consistently (0x%llx) in all
trace point definitions.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>