Fixing wrong return value for ::write()

Same as here: johnrickman/LiquidCrystal_I2C#5

Author: fermino

digistump-avr/libraries/DigisparkLCD/LiquidCrystal_I2C.cpp

@@ -224,7 +224,7 @@ inline void LiquidCrystal_I2C::command(uint8_t value) {
 
 inline size_t LiquidCrystal_I2C::write(uint8_t value) {
 	send(value, Rs);
-	return 0;
+	return 1;
 }
 
 
@@ -315,4 +315,4 @@ void LiquidCrystal_I2C::draw_horizontal_graph(uint8_t row, uint8_t column, uint8
 void LiquidCrystal_I2C::draw_vertical_graph(uint8_t row, uint8_t column, uint8_t len,  uint8_t pixel_row_end){}
 void LiquidCrystal_I2C::setContrast(uint8_t new_val){}
 
-	
+