oe-time-dd-test.sh: collect cooker log when timeout is exceeded

Collect the last 30 lines from the cooker.log
whenever the timeout is exceeded.

(From OE-Core rev: 58f7cd4d6186525f08f3027975530d647cbfa26b)

Signed-off-by: Sakib Sajal <sakib.sajal@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

scripts/oe-time-dd-test.sh

@@ -25,4 +25,5 @@ timeout ${TIMEOUT} dd if=/dev/zero of=oe-time-dd-test.dat bs=1024 count=$1 conv=
 if [ $? -ne 0 ]; then
 	echo "Timeout used: ${TIMEOUT}"
 	top -c -b -n1 -w 512
+	tail -30 tmp*/log/cooker/*/console-latest.log
 fi