Housekeeping (#430)

* Updated YAML to comply with linter

This is mainly adding a start-markers

* More YAML-Updates to comply

Removed empty lines for better readability and removed some comments to make files more compact (again to improve readability)

* Updated checkout-action to use newer NodeJS

* Reduce number of python-versions for fater CI during development

* Removed KIT-Tests in Gitlab

* Updated upload-artifact-action

* Updated path to images in libpressio and monodomain

* Reverted to earlier upload artifact because of breaking change

* Switched to upload-artifact@v4 and set individual names

* Slightly changed name of artifacts for easier use of wildcards

* Skipping two long running project tests for faster results

* Updated paths in postprocessing

* Readded projects to CI and removed printing from CI

* Cupyx seesm to be needed for creation of docs

* Corrected import statement

* Changed name of readme to rst

* Updated paths of images

* Create two used images in CI

* Move installation of dependencies into env-file

* Updated names of links to avoid duplicate "here"

* Use all python versions in CI again

* Changed version of codecov and added token

* Removed unused jobs in CI

.github/dependabot.yml

@@ -1,15 +1,17 @@
+---
+
 version: 2
 updates:
-- package-ecosystem: pip
-  directory: "/"
-  schedule:
-    interval: daily
-  open-pull-requests-limit: 10
-  ignore:
-  - dependency-name: fenics
-    versions:
-    - ">= 2019.1.a"
-    - "< 2019.2"
-  - dependency-name: sphinx
-    versions:
-    - "> 1.8.5"
+  - package-ecosystem: pip
+    directory: "/"
+    schedule:
+      interval: daily
+    open-pull-requests-limit: 10
+    ignore:
+      - dependency-name: fenics
+        versions:
+          - ">= 2019.1.a"
+          - "< 2019.2"
+      - dependency-name: sphinx
+        versions:
+          - "> 1.8.5"