Revert "configure: add "-crossarch" option"

This reverts commit 0b25d1c as it created build problems, both on desktop and with OE-Core

Open-webOS-DCO-1.0-Signed-off-by: Roger Stringer <roger.stringer@palm.com>

Change-Id: I57ab2bcd8d2f08e83a27a702aeda4934daaa50eb