Update FT991 channel list to include PMS and 5MHz channels

rigs/yaesu/ft991.c

@@ -194,7 +194,8 @@ const struct rig_caps ft991_caps =
     .comp_meter_cal =     FT991_COMP_CAL,
     .chan_list =          {
         {   1,  99, RIG_MTYPE_MEM,  NEWCAT_MEM_CAP },
-        { 100, 117, RIG_MTYPE_EDGE, NEWCAT_MEM_CAP },    /* two by two */
+        {   100,  117, RIG_MTYPE_MEM,  NEWCAT_MEM_CAP }, // P1L-P9U PMS channels
+        {   118,  127, RIG_MTYPE_MEM,  NEWCAT_MEM_CAP }, // 5xx 5MHz band
         RIG_CHAN_END,
     },