Use 32 bit cygwin

There's problem forking 64 bit process from 32 bit parent. Since
buildbot uses 32 bit python, we should use 32 bit cygwin as well

Change-Id: I36f761de225dcd50221e2970692da66eb6ca963d
1 file changed
tree: ab6196130ae985e70ab3fcc5bc1b561ebdc869d2
  1. build/
  2. emu_test/
  3. system_image_uitests/