More explicit guards for attempting to set RTC (#4452)

* Guard against timesources from the mesh if we have good time

* Trunk

* Consider phone time in the past 24 hours authoritative as well

* Rename

* GPS can be null

* Declaration

* Remove RemoteHardware

* Explicitly remove GPS

* Exclude GPS earlier for RAK2560

variants/rak2560/platformio.ini

@@ -6,6 +6,7 @@ board_check = true
 build_flags = ${nrf52840_base.build_flags} -Ivariants/rak2560 -D RAK_4631
   -L "${platformio.libdeps_dir}/${this.__env__}/bsec2/src/cortex-m4/fpv4-sp-d16-hard"
   -DGPS_POWER_TOGGLE ; comment this line to disable triple press function on the user button to turn off gps entirely.
+  -DMESHTASTIC_EXCLUDE_GPS=1
   -DHAS_RAKPROT=1 ; Define if RAk OneWireSerial is used (disables GPS)
 build_src_filter = ${nrf52_base.build_src_filter} +<../variants/rak2560> +<mesh/eth/> +<mesh/api/> +<mqtt/>
 lib_deps = 

variants/rak2560/variant.h

@@ -227,7 +227,7 @@ SO GPIO 39/TXEN MAY NOT BE DEFINED FOR SUCCESSFUL OPERATION OF THE SX1262 - TG
 // #define GPS_TX_PIN PIN_SERIAL2_TX
 // #define PIN_GPS_EN PIN_3V3_EN
 // Disable GPS
-#define MESHTASTIC_EXCLUDE_GPS 1
+// #define MESHTASTIC_EXCLUDE_GPS 1
 // Define pin to enable GPS toggle (set GPIO to LOW) via user button triple press
 
 // RAK12002 RTC Module