Adds missing draft version to js2e link

Author: dragonwasrobot

implementations.md

@@ -181,7 +181,7 @@ are the only keywords that changed.
 -   PHP
     -  [php-code-builder](https://github.com/swaggest/php-code-builder)(MIT) - generates PHP mapping structures defined by JSON schema using [swaggest/json-schema](https://github.com/swaggest/php-json-schema) *supports Draft 7*
 -   Elm
-    -  [json-schema-to-elm](https://github.com/dragonwasrobot/json-schema-to-elm) - generates Elm types, JSON decoders+encoders, and fuzz tests from one or more JSON Schema files using [dragonwasrobot/json_schema](https://github.com/dragonwasrobot/json_schema)
+    -  [json-schema-to-elm](https://github.com/dragonwasrobot/json-schema-to-elm) - generates Elm types, JSON decoders+encoders, and fuzz tests from one or more JSON Schema files, using [dragonwasrobot/json_schema](https://github.com/dragonwasrobot/json_schema) *supports Draft 7*
 
 #### Web UI generation