Enable all test cases in windows pipeline

This MR enables all test cases (except for notebooks and longruns) for the windows pipeline.

.gitlab-ci.yml

@@ -91,7 +91,7 @@ minimal-windows:
     - win
   script:
     - source /cygdrive/c/Users/build/Miniconda3/Scripts/activate
-    - source activate pystencils_dev
+    - source activate pystencils
     - env
     - conda env list
     - python -c "import numpy"