feat: Splash screen delay opt for colorlcd, startup sound disable opt (#3451)

* Enable startup splash screen duration for color LCD radios.
Add option to disable startup sound.
Add Companion support for changes.

* Add translation string for Hebrew language file.

* Fix rebase.

* chore: Add T20

* Update translations.

* Update translations.

* Update translations.

* Update translations.

* Right justify radio setup controls.

* Use longer translations for all radios.

* Enable splash screen timeout for NV14/EL18.

* Suspend watchdog timer to prevent EM if long splash display time selected.

* Simplify SPLASH_TIMEOUT code.

* Use WDG_RESET instead of watchdogSuspend.

---------

Co-authored-by: Phil Mitchell <phil.a.mitchell@gmail.com>
Co-authored-by: Peter Feerick <peter.feerick@gmail.com>

radio/src/opentx.cpp

@@ -1105,7 +1105,8 @@ void opentxStart(const uint8_t startOptions = OPENTX_START_DEFAULT_ARGS)
 
 #if defined(GUI)
   if (!calibration_needed && !(startOptions & OPENTX_START_NO_SPLASH)) {
-    AUDIO_HELLO();
+    if (!g_eeGeneral.dontPlayHello)
+      AUDIO_HELLO();
     doSplash();
   }
 #endif