removed checkbox for concept due to new GH discussions process

Author: mtrezza

.github/ISSUE_TEMPLATE/---2-feature-request.md

@@ -17,7 +17,6 @@ assignees: ''
 - [ ] I am not disclosing a [vulnerability](https://github.com/parse-community/parse-server/blob/master/SECURITY.md).
 - [ ] I am not just asking a [question](https://github.com/parse-community/.github/blob/master/SUPPORT.md).
 - [ ] I have searched through [existing issues](https://github.com/parse-community/parse-server/issues?q=is%3Aissue).
-- [ ] I have a concept or discussed a concept in the [Parse Community Forum](https://community.parseplatform.org).
 
 ### Current Limitation
 <!-- Which current limitation is the feature or enhancement addressing? -->