[github] searxng does not use github's discussion

Remove gihtub's discussion template and add a issue template used for questions
& discussions.

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

.github/ISSUE_TEMPLATE/config.yml

@@ -1,14 +0,0 @@
-blank_issues_enabled: true
-contact_links:
-  - name: Installation issue using the official wiki
-    url: https://github.com/searx/searx/discussions/new?category_id=32001257
-    about: Ask for help if you are having some issue with installing Searx using the official wiki.
-  - name: Installation issue using searx-docker
-    url: https://github.com/searx/searx/discussions/new?category_id=32001259
-    about: Ask for help if you are having some issue with installing Searx using searx-docker.
-  - name: Installation issue without using the official wiki nor searx-docker 
-    url: https://github.com/searx/searx/discussions/new?category_id=32001260
-    about: Ask for help if you are having some issue with installing Searx manually without using the wiki nor searx-docker.
-  - name: Report a bug on a public Searx instance
-    url: https://github.com/searx/searx/discussions/new?category_id=32001412
-    about: Report a bug that you discovered on a public Searx instance.

.github/ISSUE_TEMPLATE/discuss.md

@@ -0,0 +1,8 @@
+---
+name: Question
+about: Ask questions or start a discussion
+title: '[question]'
+labels: question
+assignees: ''
+
+---