Nightly run of integration tests

[chayim]

Pull Request check-list

Please make sure to review and check all of these items:

• Does $ tox pass with this change (including linting)?
• Do the CI tests pass with this change (enable it first in your forked repo and wait for the github action build to finish)?
• Is the new or changed code fully tested?
• Is a documentation update included (if this change modifies existing APIs, or introduces new ones)?
• Is there an example added to the examples folder (if applicable)?
• Was the change added to CHANGES file?

NOTE: these things are not required to open a PR and can be done
afterwards / while the PR is open.

Description of change

Please provide a description of the change here.

[codecov-commenter]

Codecov Report

Merging #2263 (7243f72) into master (e6cd4fd) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #2263   +/-   ##
=======================================
  Coverage   91.85%   91.86%           
=======================================
  Files         108      108           
  Lines       27783    27783           
=======================================
+ Hits        25521    25523    +2     
+ Misses       2262     2260    -2     

Impacted Files	Coverage Δ
tests/test_cluster.py	97.08% <0.00%> (+0.11%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update e6cd4fd...7243f72. Read the comment docs.