firmware: ti_sci: Add missing LF in error message

The "Message not acknowledged" error message is missing a line feed,
leading to the console log getting garbled and joined together with
whatever the next output is in case this error happens:

"ti_sci system-controller@44043000: Message not acknowledgedAuthentication failed!"

Fix ths by adding the missing linefeed character.

Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
Acked-by: Andrew Davis <afd@ti.com>
1 file changed