chore: remove suggestion issue template

Signed-off-by: Meier Lukas <meierschlumpf@gmail.com>

.github/ISSUE_TEMPLATE/request_suggest.yml

@@ -1,33 +0,0 @@
-name: "Request Icon"
-description: Suggest an icon or request changes
-labels: "icon request"
-body:
-  - type: markdown
-    attributes:
-      value: |
-        Thank you for your interest in contributing to our icon repository! To ensure smooth collaboration, please make sure to read and agree to our [Contribution Guidelines](https://github.com/homarr-labs/dashboard-icons/blob/main/CONTRIBUTING.md) before submitting your request.
-
-  - type: checkboxes
-    attributes:
-      label: Contribution Guidelines
-      options:
-        - label: "I have read and agree to the [Contribution Guidelines](https://github.com/homarr-labs/dashboard-icons/blob/main/CONTRIBUTING.md)"
-          required: true
-
-  - type: textarea
-    id: icon-name
-    attributes:
-      label: Icon Name
-      description: What is the name of the icon you are requesting or suggesting?
-      placeholder: Enter icon name here
-    validations:
-      required: true
-
-  - type: textarea
-    id: icon-details
-    attributes:
-      label: Icon Details
-      description: Provide any additional details or context for the icon request.
-      placeholder: Enter details here
-    validations:
-      required: false