tools: use new GH template syntax

Author: luwes

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -1,6 +1,7 @@
 name: 🐛 Bug Report
 description: Report a reproducible bug or regression.
-labels: ['bug', 'Status: Unconfirmed']
+type: bug
+labels: ['Status: Unconfirmed']
 title: 'Bug: '
 body:
   - type: markdown

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -1,6 +1,7 @@
 name: 💎 Feature Request
 description: Request a new feature or enhancement
-labels: ['enhancement']
+type: enhancement
+labels: []
 title: 'Feature Request: '
 body:
   - type: markdown