Remove build of deps for win32

Change-Id: I8af3e8cbe4ee216ac45b651450fc3086f26948b9
Reviewed-on: http://review.couchbase.org/32793
Reviewed-by: Trond Norbye <trond.norbye@gmail.com>
Tested-by: Trond Norbye <trond.norbye@gmail.com>