fix typo channel frequency docs
@@ -441,7 +441,7 @@ void CHANNEL(_add_awgn)(CHANNEL() _q, \
\
/* apply carrier offset impairment */ \
/* _q : channel object */ \
-/* _frequency : carrier frequency offse [radians/sample */ \
+/* _frequency : carrier frequency offset [radians/sample] */ \
/* _phase : carrier phase offset [radians] */ \
void CHANNEL(_add_carrier_offset)(CHANNEL() _q, \
float _frequency, \
