fsck.f2fs: remove unneeded return
fsck.f2fs: remove unneeded return

To show better output.

Signed-off-by: Jaegeuk Kim <71255387a32c360dfbe6dfb7aaeb123bf1dc8cb6@kernel.org>

CMRemix/android_external_f2fs-tools,TeamEOS/external_f2fs-tools,TeamEOS/external_f2fs-tools,CMRemix/android_external_f2fs-tools