Polish the new issue view (#7363)

* Polish the new issue view
* Redirect from to discussions for enhancements

Remove issue template for enhancements as we collect them in Element meta discussions for a while now

.github/ISSUE_TEMPLATE/config.yml

@@ -1,11 +1,8 @@
 blank_issues_enabled: true
 contact_links:
-  - name: Propose an enhancement or feature request
+  - name: Enhancement or feature request
     url: https://github.com/vector-im/element-meta/discussions/categories/ideas
-    about: You can propose a new feature or an improvement to our apps
+    about: Do you have a suggestion or feature request?
   - name: Element iOS Community Support
     url: https://matrix.to/#/#element-ios:matrix.org
-    about: General Element iOS support questions can be asked here
-  - name: Matrix Security Policy
-    url: https://www.matrix.org/security-disclosure-policy/
-    about: Learn more about our security disclosure policy
+    about: General Element iOS support questions can be asked in the app Matrix room

.github/ISSUE_TEMPLATE/enhancement.yml

@@ -1,36 +0,0 @@
-name: Enhancement request
-description: Do you have a suggestion or feature request?
-labels: [T-Enhancement]
-body:
-  - type: markdown
-    attributes:
-      value: |
-        Thank you for taking the time to propose an enhancement to an existing feature. If you would like to propose a new feature or a major cross-platform change, please [start a discussion here](https://github.com/vector-im/element-meta/discussions/new?category=ideas)
-  - type: textarea
-    id: usecase
-    attributes:
-      label: Your use case
-      description: What would you like to be able to do? Please feel welcome to include screenshots or mock ups.
-      placeholder: Tell us what you would like to do!
-      value: |
-        #### What would you like to do?
-
-        #### Why would you like to do it?
-
-        #### How would you like to achieve it?
-    validations:
-      required: true
-  - type: textarea
-    id: alternative
-    attributes:
-      label: Have you considered any alternatives?
-      placeholder: A clear and concise description of any alternative solutions or features you've considered.
-    validations:
-      required: false
-  - type: textarea
-    id: additional-context
-    attributes:
-      label: Additional context
-      placeholder: Is there anything else you'd like to add?
-    validations:
-      required: false