fsck.f2fs: actually flag the fixed dentries as fixed
fsck.f2fs: actually flag the fixed dentries as fixed

This is a followup from 056e4b04fc44a006d5529bafbf87b1d73296c665
Now the blk is marked as fixed so that the callers can write it back.

Change-Id: I99c94bc39e772e0d0baab81bd741ce55416ce0e6
Signed-off-by: JP Abgrall <1a2f18c7887fc8d384193bb926e616097dea5b69@google.com>
Signed-off-by: Jaegeuk Kim <71255387a32c360dfbe6dfb7aaeb123bf1dc8cb6@kernel.org>

invisiblek/android_external_f2fs-tools,invisiblek/android_external_f2fs-tools