Add suggestions list with goals and targets

This will allow autocomplete for the loaded values in suggestions settings.
We remove commas on tag to allow to jquery.amsify.suggestag.js use comma
as delimiter.

app/assets/javascripts/sdg/related_list_selector.js

@@ -4,6 +4,10 @@
     initialize: function() {
       if ($(".sdg-related-list-selector").length) {
         var amsify_suggestags = new AmsifySuggestags($(".sdg-related-list-selector .input"));
+
+        amsify_suggestags._settings({
+          suggestions: $(".sdg-related-list-selector .input").data("suggestions-list"),
+        });
         amsify_suggestags.classes.focus = ".sdg-related-list-focus";
         amsify_suggestags.classes.sTagsInput = ".sdg-related-list-selector-input";
         amsify_suggestags._init();