Fix duplicate targetable_vfo in xiegu.c

rigs/icom/xiegu.c

@@ -365,7 +365,6 @@ const struct rig_caps x6100_caps =
     .max_rit =  Hz(9999),
     .max_xit =  Hz(9999),
     .max_ifshift =  Hz(0), /* TODO */
-    .targetable_vfo =  0,
     .vfo_ops =  X108G_VFO_OPS,
     .targetable_vfo =  RIG_TARGETABLE_FREQ | RIG_TARGETABLE_MODE,
     .scan_ops =  X108G_SCAN_OPS,
@@ -508,7 +507,7 @@ const struct rig_caps g90_caps =
     RIG_MODEL(RIG_MODEL_G90),
     .model_name = "G90",
     .mfg_name =  "Xiegu",
-    .version =  BACKEND_VER ".3",
+    .version =  BACKEND_VER ".4",
     .copyright =  "LGPL",
     .status =  RIG_STATUS_STABLE,
     .rig_type =  RIG_TYPE_TRANSCEIVER,