scripts: Bring arduino-cli version up to date

scripts/install_build_env.sh

@@ -4,6 +4,6 @@ python3 -m pip install empy
 python3 -m pip install pymavlink
 python3 -m pip install dronecan
 python3 -m pip install pyserial
-wget https://downloads.arduino.cc/arduino-cli/arduino-cli_0.26.0_Linux_64bit.tar.gz
+wget https://downloads.arduino.cc/arduino-cli/arduino-cli_0.27.1_Linux_64bit.tar.gz
 mkdir -p bin
-(cd bin && tar xvzf ../arduino-cli_0.26.0_Linux_64bit.tar.gz)
+(cd bin && tar xvzf ../arduino-cli_0.27.1_Linux_64bit.tar.gz)