libavfilter/af_dcshift.c: Fixed repeated spelling error

'threshhold' should be 'threshold'

Signed-off-by: Kelly Ledford <kelly.ledford@intel.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit bc219082bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Kelly Ledford 2017-12-12 11:31:23 -08:00 committed by Michael Niedermayer
parent 603845225c
commit b7c9f27ad6