Update issue templates

Bugs and Feature Requests are now automatically tagged.

Author: champnic

.github/ISSUE_TEMPLATE/bug_report.md

@@ -2,7 +2,7 @@
 name: Bug report
 about: Create a report to help us improve.
 title: ''
-labels: ''
+labels: bug
 assignees: ''
 
 ---

.github/ISSUE_TEMPLATE/feature---api-request.md

@@ -2,7 +2,7 @@
 name: Feature / API request
 about: Suggest an idea for WebView2
 title: ''
-labels: ''
+labels: feature request
 assignees: ''
 
 ---