ARM: 8717/2: debug printch/printascii: translate '\n' to "\r\n" not "\n\r"

Some terminals apparently have issues with "\n\r" and mess up the
display. Let's use the traditional "\r\n" ordering.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Reported-by: Chris Brandt <Chris.Brandt@renesas.com>
Tested-by: Chris Brandt <Chris.Brandt@renesas.com>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>