Documentation: xfs: Remove repeated word in comments

Remove the repeated word "the" in comments.
Signed-off-by: Charles Han <hanchunchao@inspur.com>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
Reviewed: Dave Chinner <dchinner@redhat.com>
Signed-off-by: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

Documentation/filesystems/xfs-online-fsck-design.rst

@@ -1585,7 +1585,7 @@ The transaction sequence looks like this:
 2. The second transaction contains a physical update to the free space btrees
    of AG 3 to release the former BMBT block and a second physical update to the
    free space btrees of AG 7 to release the unmapped file space.
-   Observe that the the physical updates are resequenced in the correct order
+   Observe that the physical updates are resequenced in the correct order
    when possible.
    Attached to the transaction is a an extent free done (EFD) log item.
    The EFD contains a pointer to the EFI logged in transaction #1 so that log