Do not try to split as folders command line params that are not folders

[cmaglie]

See arduino/Arduino#4702
See arduino/Arduino#4853

[ArduinoBot]

✅ Build completed.

⬇️ Build URL: http://downloads.arduino.cc/PR/arduino-builder/arduino-builder-132.zip

ℹ️ To test this build:

1. Replace arduino-builder binary (you can find it where you installed the IDE) with the provided one

[sandeepmistry]

Looks good!

Tested with

./arduino-builder  -verbose -dump-prefs -logger=machine -hardware "/Users/smistry/git/Arduino/build/macosx/work/Arduino.app/Contents/Java/hardware" -hardware "/Users/smistry/Library/Arduino15/packages" -hardware "/Users/smistry/Documents/Arduino/hardware" -tools "/Users/smistry/git/Arduino/build/macosx/work/Arduino.app/Contents/Java/tools-builder" -tools "/Users/smistry/git/Arduino/build/macosx/work/Arduino.app/Contents/Java/hardware/tools/avr" -tools "/Users/smistry/Library/Arduino15/packages" -built-in-libraries "/Users/smistry/git/Arduino/build/macosx/work/Arduino.app/Contents/Java/libraries" -libraries "/Users/smistry/Documents/Arduino/libraries" -fqbn=arduino:avr:uno -ide-version=10609 -build-path "/var/folders/m9/y22yzb0d49x_kws_6jtwdphw0000gn/T/build77b91fd5c553480a1c8121d23afb6985.tmp" -warnings=all -prefs "boardsmanager.additional.urls=http://arduino.esp8266.com/stable/package_esp8266com_index.json" -prefs=build.warn_data_percentage=75 -verbose "/Users/smistry/Documents/Arduino/libraries/WiFi101/examples/ConnectWithWPA/ConnectWithWPA.ino"