governance: new issue templates (#1048)

Co-authored-by: Björn Brauer <bjoern.brauer@new-work.se>
Co-authored-by: ChristopherHX <christopher.homberger@web.de>

Co-authored-by: Björn Brauer <bjoern.brauer@new-work.se>
Co-authored-by: ChristopherHX <christopher.homberger@web.de>
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

.github/ISSUE_TEMPLATE/wiki_issue.yml

@@ -0,0 +1,18 @@
+name: Wiki issue
+description: Report issue/improvement ragarding documentation (wiki)
+labels:
+  - 'kind/discussion'
+  - 'area/docs'
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to fill out this issue!
+  - type: textarea
+    id: details
+    attributes:
+      label: Details
+      description: |
+        Describe issue
+    validations:
+      required: true