Hop limit overflow comments

meshtastic/config.proto

@@ -758,6 +758,7 @@ message Config {
     /*
      * Maximum number of hops. This can't be greater than 7.
      * Default of 3
+     * Attempting to set a value > 7 results in the default
      */
     uint32 hop_limit = 8;
 
@@ -861,4 +862,4 @@ message Config {
     LoRaConfig lora = 6;
     BluetoothConfig bluetooth = 7;
   }
-}
+}