mke2fs: Fix up usage & error text for cluster size specification

Commit c6ed60cd removed "f" (fragment size) from the getopt string,
and re-used its spot in the getopt switch, but didn't update the
usage message or the error message during parsing.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
1 file changed