build: pattern index page uses shortTitle

Author: iluwatar

Diff for: index.sh

@@ -16,7 +16,7 @@ fi
 echo "<ul>" >> README.md
 for dir in *; do
     if [ -d "$dir" ] && [ "$dir" != "localization" ]; then
-        title=$( grep "title: " $dir/README.md | cut -d " " -f2- )
+        title=$( grep "shortTitle: " $dir/README.md | cut -d " " -f2- )
         echo "<li><a href="$dir">$title</a></li>" >> README.md
     fi
 done