Fixing doxygen

Author: makermelissa

Adafruit_IL0373.cpp

@@ -49,6 +49,7 @@ Adafruit_IL0373::Adafruit_IL0373(int width, int height, int8_t SID, int8_t SCLK,
     @param CS the chip select pin to use
     @param SRCS the SRAM chip select pin to use
     @param BUSY the busy pin to use
+    @param spi the SPI bus to use
 */
 /**************************************************************************/
 Adafruit_IL0373::Adafruit_IL0373(int width, int height, int8_t DC, int8_t RST,