Merge pull request #4618 from adamperkowski/collections/programming-languages/jule

Add Jule to the programming laguages collection

Author: kenyonj

collections/programming-languages/index.md

@@ -72,6 +72,7 @@ items:
 - apache/groovy
 - ValeLang/Vale
 - factor/factor
+- julelang/jule
 display_name: Programming languages
 created_by: leereilly
 ---