Changed Arduino Uno upload speed to 115200.

Author: eerimoq

make/arduino/avr/boards.txt

@@ -87,7 +87,7 @@ uno.upload.protocol=arduino
 uno.upload.maximum_size=30720
 uno.upload.maximum_data_size=2048
 uno.upload.maximum_eeprom_size=1024
-uno.upload.speed=57600
+uno.upload.speed=115200
 
 uno.bootloader.tool=avrdude
 uno.bootloader.low_fuses=0xff