remove settings for system time, always send system time

Author: error414

docs/ADSB.md

@@ -68,7 +68,6 @@ AT+SETTINGS=SAVE
 SoftRF needs more mavlink messages than other receivers, in INAV cli set correct mavlink output. 
 ```
 set mavlink_version = 1
-set mavlink_system_type_rate = 5
 set mavlink_pos_rate = 2
 save
 ```

docs/Settings.md

@@ -2742,16 +2742,6 @@ MAVLink System ID
 
 ---
 
-### mavlink_system_time_rate
-
-Rate of the system time message for MAVLink telemetry
-
-| Default | Min | Max |
-| --- | --- | --- |
-| 1 | 0 | 255 |
-
----
-
 ### mavlink_version
 
 Version of MAVLink to use

src/main/fc/settings.yaml

@@ -3272,13 +3272,6 @@ groups:
         min: 0
         max: 255
         default_value: 1
-      - name: mavlink_system_time_rate
-        description: "Rate of the system time message for MAVLink telemetry"
-        field: mavlink.system_time_rate
-        type: uint8_t
-        min: 0
-        max: 255
-        default_value: 1
       - name: mavlink_version
         field: mavlink.version
         description: "Version of MAVLink to use"

src/main/telemetry/mavlink.c

@@ -332,7 +332,6 @@ static void configureMAVLinkStreamRates(void)
     mavRates[MAV_DATA_STREAM_EXTRA1] = telemetryConfig()->mavlink.extra1_rate;
     mavRates[MAV_DATA_STREAM_EXTRA2] = telemetryConfig()->mavlink.extra2_rate;
     mavRates[MAV_DATA_STREAM_EXTRA3] = telemetryConfig()->mavlink.extra3_rate;
-    mavRates[MAV_DATA_STREAM_SYSTEM_TIME] = telemetryConfig()->mavlink.system_time_rate;
 }
 
 void checkMAVLinkTelemetryState(void)

src/main/telemetry/telemetry.c

@@ -94,7 +94,6 @@ PG_RESET_TEMPLATE(telemetryConfig_t, telemetryConfig,
         .extra1_rate = SETTING_MAVLINK_EXTRA1_RATE_DEFAULT,
         .extra2_rate = SETTING_MAVLINK_EXTRA2_RATE_DEFAULT,
         .extra3_rate = SETTING_MAVLINK_EXTRA3_RATE_DEFAULT,
-        .system_time_rate = SETTING_MAVLINK_SYSTEM_TIME_RATE_DEFAULT,
         .version = SETTING_MAVLINK_VERSION_DEFAULT,
         .min_txbuff = SETTING_MAVLINK_MIN_TXBUFFER_DEFAULT,
         .radio_type = SETTING_MAVLINK_RADIO_TYPE_DEFAULT,

src/main/telemetry/telemetry.h

@@ -84,7 +84,6 @@ typedef struct telemetryConfig_s {
         uint8_t extra1_rate;
         uint8_t extra2_rate;
         uint8_t extra3_rate;
-        uint8_t system_time_rate;
         uint8_t version;
         uint8_t min_txbuff;
         uint8_t radio_type;