remove feedback template

.github/ISSUE_TEMPLATE/feedback.yml

@@ -1,23 +0,0 @@
-name: "Feedback"
-description: Feedback, showcases, thoughts, needs and questions, etc.
-title: "[Feedback] "
-labels: ["feedback"]
-body:
-  - type: markdown
-    attributes:
-      value: |
-        ### ❤️ Thanks for your feedback!
-        > Come join our [Discord community](https://discord.gg/knqAbbBbeX) and paint the ideal home cloud with us.
-  - type: textarea
-    id: description
-    attributes:
-      label: Description
-      placeholder: What do you want to tell us?
-    validations:
-      required: true
-  - type: textarea
-    id: additional
-    attributes:
-      label: Additional Information
-      description: Please add logs/files/screenshots if you have them to help us better understanding.
-