chore: add new v4 issue template (#12386)

* V4 issue report

* fix: syntax for issue

* fix: required syntax on textarea issue

* fix: indentation on bug report

* chore: add IDs to fields

* fix: remove type

.github/ISSUE_TEMPLATE/bug-report-v4.yml

@@ -0,0 +1,18 @@
+name: V.4 Bug Report & Feedback
+description: Report an issue/feedback for Serverless Framework v.4 Alpha/Beta release
+labels: V4
+body:
+  - type: textarea
+    id: version
+    attributes:
+      label: What version of Serverless Framework are you using?
+      description: Output of `serverless --version`
+    validations:
+      required: true
+  - type: textarea
+    id: what-happened
+    attributes:
+      label: Issue description / feedback
+      description: Describe the issue, repro steps, and important context to help us reproduce the issue and find the root cause.
+    validations:
+      required: true