Update process_output.sh

Fix issue with files being treated as directories.

scripts/crons/process_output.sh

@@ -7,10 +7,12 @@ cd ~/mtgencode/cards
 
 for folder in $(ls); do
 	for sub in ${ ls ${folder} };do 
+		if [ ! -d $folder/$sub ]; then
+			continue
 		if [ ! -e $folder/$sub/summary.txt ]; then
 			./scritps/summarize.py -a -v $folder/$sub/output.txt > summary.txt
 		fi
-		if [ ! -e $folder/$sub/cards.txt ]; then
+		if [ ! -e  $folder/$sub/cards.txt ]; then
 			.decode.py -v -f $folder/$sub/output.txt $folder/$sub/cards.txt
 		fi
 	done