Fixes tags need work in the vfs-brauner tree

[Mark Brown]

In commit

  1eff23433e73d ("ufs: use u64 for directory size in ufs_last_byte")

Fixes tag

  Fixes: b71034e5e67d ("[PATCH] ufs: directory and page cache:  from blocks to pages")

has these problem(s):

  - Subject does not match target commit subject
    Just use
	git log -1 --format='Fixes: %h ("%s")'