cranky: Add usbkm232 support for cranky

Add the usbkm232 support for cranky

BUG=none
TEST=manual
1.export USBKM232_UART_DEVICE = /dev/ttyUSB0
2.sudo servod --board=cranky --usbkm232=$USBKM232_UART_DEVICE
3.there is no error messages

Change-Id: Icd9316fc2ed56f821f2bf0a2f73cecbc92b2156e
Reviewed-on: https://chromium-review.googlesource.com/229549
Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org>
Commit-Queue: 元亨 盧 <eddylu@ami.com.tw>
Tested-by: 元亨 盧 <eddylu@ami.com.tw>
diff --git a/servo/servo_server.py b/servo/servo_server.py
old mode 100644
new mode 100755
index d187646..db9a38b
--- a/servo/servo_server.py
+++ b/servo/servo_server.py
@@ -132,8 +132,8 @@
       return keyboard_handlers.ParrotHandler(servo)
     elif board == 'stout':
       return keyboard_handlers.StoutHandler(servo)
-    elif board in ('mccloud', 'monroe', 'nyan_kitty', 'panther', 'tricky',
-                   'zako'):
+    elif board in ('cranky', 'mccloud', 'monroe', 'nyan_kitty', 'panther',
+                   'tricky', 'zako'):
       if self._usbkm232 is None:
         logging.warn("No device path specified for usbkm232 handler. Returning "
                      "the DefaultHandler, which is likely the wrong keyboard "