Fix LED matrix write

Author: brentru

src/components/i2c/drivers/WipperSnapper_I2C_Driver_Out.h

@@ -77,14 +77,9 @@ class WipperSnapper_I2C_Driver_Out : public WipperSnapper_I2C_Driver {
       @brief    Writes a message to the LED backpack.
       @param    msg_write
                 Pointer to a wippersnapper_i2c_v1_LedBackpackWrite message.
-      @returns  True if the message was written successfully, False otherwise.
   */
-  bool WriteLedBackpack(wippersnapper_i2c_v1_LedBackpackWrite *msg_write) {
-    if (msg_write->adjust_brightness)
-      SetLedBackpackBrightness((uint8_t)msg_write->brightness);
-
-    WriteMessage(msg_write->message.text);
-    return true;
+  void WriteLedBackpack(wippersnapper_i2c_v1_LedBackpackWrite *msg_write) {
+    WriteMessage(msg_write->message);
   }
 
   /*!

src/components/i2c/drivers/WipperSnapper_I2C_Driver_Out_CharLcd.h

@@ -81,7 +81,7 @@ class WipperSnapper_I2C_Driver_Out_CharLcd
     @param    enable
                 True to enable the backlight, false to disable it.
   */
-  void EnableCharLcdBacklight(bool enable) {
+  void EnableCharLcdBacklight(bool enable=true) {
     if (_lcd == nullptr)
       return;