coccinelle: add option to continue on errors

When a script has been updated or introduced, it is interesting to
detect all errors at once. With this patch it is now possible to
do so by using:
   NOT_TERMINAL=1 CONCURRENCY_LEVEL=12  qa/coccinelle/run_check.sh

qa/coccinelle/run_check.sh

@@ -29,10 +29,10 @@ fi
 for SMPL in $(git rev-parse --show-toplevel)/qa/coccinelle/*.cocci; do
 	echo "Testing cocci file: $SMPL"
 	if command -v parallel >/dev/null; then
-		echo -n $LIST | parallel -d ' ' -j $CONCURRENCY_LEVEL spatch --very-quiet -sp_file $SMPL --undefined UNITTESTS $PREFIX{} || exit 1;
+		echo -n $LIST | parallel -d ' ' -j $CONCURRENCY_LEVEL spatch --very-quiet -sp_file $SMPL --undefined UNITTESTS $PREFIX{} || if [ -z "$NOT_TERMINAL" ]; then exit 1; fi
 	else
 		for FILE in $LIST ; do
-			spatch --very-quiet -sp_file $SMPL --undefined UNITTESTS  $PREFIX$FILE || exit 1;
+			spatch --very-quiet -sp_file $SMPL --undefined UNITTESTS  $PREFIX$FILE || if [ -z "$NOT_TERMINAL" ]; then exit 1; fi
 		done
 	fi
 done