chore: tweak issue tpl

.github/ISSUE_TEMPLATE/--feature-request.yaml

@@ -11,7 +11,7 @@ body:
 - type: checkboxes
   attributes:
     label: Please confirm that the feature request does ***not*** already exist
-    description: We kindly ask you [to search the open issues](https://github.com/nocodb/nocodb/issues?q=is%3Aissue+sort%3Acreated-desc+) to check if the feature has not already been requested before.
+    description: We kindly ask you [to search the open issues](https://github.com/nocodb/nocodb/issues?q=is%3Aissue+sort%3Acreated-desc+) and ensure the feature has not already been requested before.
     options:
     - label: I confirm there is no existing issue for this feature request.
       required: true