Add needs-triage to feature requests (#8624)

We need to look at feature requests and approve them or reject them as appropriate. This adds a label to ensure we notice it as part of our triage process.

Author: Forgind

.github/ISSUE_TEMPLATE/06_feature_request.yml

@@ -1,7 +1,7 @@
 name: 💡 Feature  Request
 description: Suggest an idea for this project.
 title: "[Feature Request]: "
-labels: ["Feature Request"]
+labels: ["Feature Request", "needs-triage"]
 body:
   - type: textarea
     attributes:
@@ -24,4 +24,4 @@ body:
   - type: textarea
     attributes:
       label: Alternative Designs
-      description: If you have an idea how to achieve this new feature, let us know that here. Please include any pointers to code, relevant changes, or related issues you know of.
+      description: If you have an idea how to achieve this new feature, let us know that here. Please include any pointers to code, relevant changes, or related issues you know of.