replace markdown templates with yaml forms

.gitea/ISSUE_TEMPLATE/bug_report.yaml

@@ -2,6 +2,7 @@ name: Bug Report
 about: File a bug report to help us improve
 title: ""
 labels: "Kind/Bug"
+ref: main
 body:
   - type: markdown
     attributes:
@@ -20,7 +21,7 @@ body:
     id: reproduce-steps
     attributes:
       label: How can we reproduce this?
-      description: "Steps to reproduce the behavior (and attach full log here if needed)"
+      description: "Steps to reproduce the behavior, and attach full log here if needed."
       value: |
         1. Go to '...'
         2. Click on '....'
@@ -31,6 +32,6 @@ body:
   - type: textarea
     id: logs
     attributes:
-      label: Relevant log output
-      description: Please copy and paste any relevant log output. This will be automatically formatted into code
+      label: Relevant log output?
+      description: Please copy and paste any relevant log output. This will be automatically formatted into code.
       render: shell