DM-37215: disable tests

[PaulPrice]

Tests (including flake8) are importing parsl, which isn't in base LSST env, so temporarily disabling them.

Checklist

• ran Jenkins
• added a release note for user-visible changes to doc/changes

[codecov]

Codecov Report

Base: 40.54% // Head: 70.37% // Increases project coverage by +29.82% 🎉

Coverage data is based on head (3cc715c) compared to base (c5e5cae).
Patch coverage: 66.66% of modified lines in pull request are covered.

Additional details and impacted files

@@             Coverage Diff             @@
##             main       #9       +/-   ##
===========================================
+ Coverage   40.54%   70.37%   +29.82%     
===========================================
  Files          14        3       -11     
  Lines         444       27      -417     
  Branches       63        4       -59     
===========================================
- Hits          180       19      -161     
+ Misses        257        6      -251     
+ Partials        7        2        -5     

Impacted Files	Coverage Δ
tests/test_config.py	50.00% <50.00%> (-50.00%)	⬇️
tests/test_import.py	75.00% <100.00%> (-25.00%)	⬇️
python/conftest.py	80.00% <0.00%> (-20.00%)	⬇️
python/lsst/ctrl/bps/parsl/workflow.py
python/lsst/ctrl/bps/parsl/service.py
python/lsst/ctrl/bps/parsl/sites/work_queue.py
python/lsst/ctrl/bps/parsl/site.py
python/lsst/ctrl/bps/parsl/sites/local.py
... and 6 more

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