bands e.g. should have 10 values, not 9

Signed-off-by: Ilkka Ollakka <ileoo@iki.fi>

modules/audio_filter/equalizer.c

@@ -62,7 +62,7 @@ static void Close( vlc_object_t * );
 #define BANDS_LONGTEXT N_( \
          "Don't use presets, but manually specified bands. You need to " \
          "provide 10 values between -20dB and 20dB, separated by spaces, " \
-         "e.g. \"0 2 4 2 0 -2 -4 -2 0\"." )
+         "e.g. \"0 2 4 2 0 -2 -4 -2 0 2\"." )
 
 #define TWOPASS_TEXT N_( "Two pass" )
 #define TWOPASS_LONGTEXT N_( "Filter the audio twice. This provides a more "  \