Fix for webui#212

Summary

Fix for https://gitlab.com/caosdb/caosdb-webui/-/issues/212

Focus

The plus sign was not escaped properly. This is easily done via encodeURIComponent.

Test Environment

Manual testing only - testing this would mean a lot of refactoring for an easy-to-fix bug.

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src/core/js/query_form.js

@@ -124,7 +124,7 @@ var queryForm = (function () {
       pagingparam = "P=" + paging + "&";
     }
     location.href =
-      connection.getBasePath() + "Entity/?" + pagingparam + "query=" + query;
+      connection.getBasePath() + "Entity/?" + pagingparam + "query=" + encodeURIComponent(query);
   };
 
   /**