.github: update support resources document

[skip ci]

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

.github/CONTRIBUTING.md

@@ -10,7 +10,7 @@ forms of collaboration as well.  [Let's talk!][support] :handshake:
 If you are unsure how to start implementing an idea or fix:
 
  - :bug: open an issue, there are human friendly templates for _bugs_
-   and _feature requests_
+   and _feature requests_ at <https://github.com/kernelkit/infix/issues>
  - :speech_balloon: use the [Q&A Forum][discuss]
 
 > _Talking about code and problems first is often the best way to get

.github/SUPPORT.md

@@ -1 +1,12 @@
-Paid support and development provided by Addiva Elektronik <https://addiva.se>
+Limited free support is only available using the online resources of the
+project on GitHub, and Discord, see <https://github.com/kernelkit>:
+
+&nbsp;&nbsp; :speech_balloon: <https://github.com/orgs/kernelkit/discussions>  
+&nbsp;&nbsp; :bug: <https://github.com/kernelkit/infix/issues>
+
+Support contracts, development of new features, customer branding of
+Infix, and even customer specific features for dedicated products is
+provided by Addiva Elektronik.
+
+&nbsp;&nbsp; :globe_with_meridians: <https://www.addiva.se/electronics/>  
+&nbsp;&nbsp; :e-mail: <mailto:ael@addiva.se>