Promote all Yaesu rigs from BETA to STABLE and ALPHA to BETA

rigs/yaesu/ft847.c

@@ -530,7 +530,7 @@ const struct rig_caps mchfqrp_caps =
     .mfg_name =  "M0NKA",
     .version =  "20211103.0",
     .copyright =  "LGPL",
-    .status =  RIG_STATUS_BETA,
+    .status =  RIG_STATUS_STABLE,
     .rig_type =  RIG_TYPE_TRANSCEIVER,
     .ptt_type =  RIG_PTT_RIG,
     .dcd_type =  RIG_DCD_RIG,

rigs/yaesu/ft990.c

@@ -241,7 +241,7 @@ const struct rig_caps ft990_caps =
     .mfg_name =           "Yaesu",
     .version =            "20211231.0",
     .copyright =          "LGPL",
-    .status =             RIG_STATUS_BETA,
+    .status =             RIG_STATUS_STABLE,
     .rig_type =           RIG_TYPE_TRANSCEIVER,
     .ptt_type =           RIG_PTT_RIG,
     .dcd_type =           RIG_DCD_NONE,

rigs/yaesu/vr5000.c

@@ -135,7 +135,7 @@ const struct rig_caps vr5000_caps =
     .mfg_name =           "Yaesu",
     .version =            "20200505.0",
     .copyright =          "LGPL",
-    .status =             RIG_STATUS_BETA,
+    .status =             RIG_STATUS_STABLE,
     .rig_type =           RIG_TYPE_RECEIVER,
     .ptt_type =           RIG_PTT_NONE,
     .dcd_type =           RIG_DCD_RIG,

rigs/yaesu/vx1700.c

@@ -219,7 +219,7 @@ const struct rig_caps vx1700_caps =
     .mfg_name =  "Vertex Standard",
     .version =  "20210221.0",
     .copyright =  "LGPL",
-    .status =   RIG_STATUS_BETA,
+    .status =   RIG_STATUS_STABLE,
     .rig_type =  RIG_TYPE_TRANSCEIVER,
     .ptt_type =  RIG_PTT_RIG_MICDATA,
     .dcd_type =  RIG_DCD_NONE,  /* we have DCD pin in DATA Jack, but get_dcd() is unavailable (yet?) */