stats: fix stats_scale_unit() when (x % 1000000) < 1000
stats: fix stats_scale_unit() when (x % 1000000) < 1000

Signed-off-by: Michael Ira Krufky <00524723a60798c74a43fcc620c25dd7b9ece078@linuxtv.org>

mkrufky/libdvbtee,mkrufky/libdvbtee,mkrufky/libdvbtee,mkrufky/libdvbtee,mkrufky/libdvbtee