Drop support for Python 3.7

[amontanez24]

resolves #666

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (cea4a9d) 100.00% compared to head (f9aacd0) 100.00%.

❗ Your organization is not using the GitHub App Integration. As a result you may experience degraded service beginning May 15th. Please install the Github App Integration for your organization. Read more.

Additional details and impacted files

@@            Coverage Diff            @@
##            master      #668   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           17        17           
  Lines         1641      1641           
=========================================
  Hits          1641      1641           

☔ View full report in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.

[pvk-developer]

Missing tox.ini

RDT/tox.ini

Line 2 in cea4a9d

envlist = py38-lint, py38-performance, py3{7,8,9,10,11}-{readme,unit,integration,minimum}

After that 🚢