Issues: add issue types (#5648)

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -2,6 +2,7 @@ name: Bug Report
 description: File a bug report also known as an issue or problem.
 title: '[Bug]: '
 labels: ['needs triage', 'bug']
+type: Bug
 body:
   - type: markdown
     attributes:

.github/ISSUE_TEMPLATE/feature-request.yml

@@ -2,6 +2,7 @@ name: Feature request
 description: Request a missing feature
 title: '[Feature] '
 labels: ['feature']
+type: Feature
 body:
   - type: markdown
     attributes:

upcoming-release-notes/5648.md

@@ -0,0 +1,7 @@
+---
+category: Maintenance
+authors: [MatissJanis]
+---
+
+Add issue types for bug reports and feature requests in GitHub issue templates.
+