run cypress in docker

[eike-hass]

Description of change

Run cypress tests in docker image to use headless chrome in firefox. Split the package scripts to accommodate new build.

Also updated cypress and cypress-parallel on the way.

Links to any relevant issues

Should catch issues like #1386

How the change has been tested

Tested against 1.3 locally and in CI on this branch.

Change checklist

Add an x to the boxes that are relevant to your changes.

• I have followed the contribution guidelines for this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes