Ignore mypi errors

With each patch level it may bring up new issues that cause CI failure
for without being related to the actual change.

Author: Byron

Diff for: .github/workflows/pythonpackage.yml

@@ -50,6 +50,9 @@ jobs:
         flake8
 
     - name: Check types with mypy
+      # With new versions of pypi new issues might arise. This is a problem if there is nobody able to fix them,
+      # so we have to ignore errors until that changes.
+      continue-on-error: true
       run: |
         set -x
         mypy -p git