remove support as issue types (#2173)

.github/ISSUE_TEMPLATE/config.yml

@@ -1,5 +1,5 @@
 blank_issues_enabled: false
 contact_links:
-    - name: Community discussion
+    - name: "Support / Questions / Discussions"
       url: https://github.com/kevinpapst/kimai2/discussions
-      about: Forum for supoport and getting answer to your questions. Discuss anything that is neither a bug nor a request for a new feature here.
+      about:  "This forum is for support questions: eg. if you need help with your Kimai installation, want to know how to use a Kimai feature or wonder where to start creating a new Kimai plugin."

.github/ISSUE_TEMPLATE/support---question.md

@@ -1,18 +0,0 @@
----
-name: Support / Question
-about: Need help with your Kimai installation?
-title: ''
-labels: support
-assignees: ''
-
----
-
-**Description**
-A clear and concise description of what the problem is.
-
-**Screenshot**
-Add a mockup / screenshot of your idea here
-
-**Additional context**
- - Kimai version: ?.? 
- - PHP version: ?.?