Refactoring keys/switches/trims in simu (#6515)

Refactoring keys/switches/trims in simu

radio/src/targets/horus/keys_driver.cpp

@@ -79,9 +79,9 @@ uint32_t readTrims()
   return result;
 }
 
-uint16_t trimDown(uint16_t idx)
+bool trimDown(uint8_t idx)
 {
-  return readTrims() & (1 << idx);
+  return readTrims() & ((uint32_t)1 << idx);
 }
 
 bool keyDown()
@@ -158,11 +158,6 @@ void readKeysAndTrims()
     } \
     break
 
-uint8_t keyState(uint8_t index)
-{
-  return keys[index].state();
-}
-
 #if !defined(BOOT)
 uint32_t switchState(uint8_t index)
 {