doc: Switch to issue types

.github/ISSUE_TEMPLATE/bug_report.md

@@ -2,8 +2,8 @@
 name: Bug report
 about: Create a report to help us improve
 title: ""
+type: bug
 labels:
-  - "type: bug"
   - "waiting-on-developer"
 assignees: ''
 

.github/ISSUE_TEMPLATE/feature_request.md

@@ -2,8 +2,8 @@
 name: Feature request
 about: Suggest an idea for this project
 title: ''
+type: feature
 labels:
-  - "type: feature-request"
   - "waiting-on-developer"
 assignees: ''
 

.github/ISSUE_TEMPLATE/support_request.md

@@ -2,8 +2,8 @@
 name: Support request
 about: Need some help? Got an error message?
 title: ""
+type: support
 labels:
-  - "type: support"
   - "waiting-on-developer"
 assignees: ''