Bumped waitress to 3.0.1

[davidu1975]

Bumped waitress to 3.0.1

Workflow

• Ticket exists in Jira https://uktrade.atlassian.net/browse/GREATUK-1302
• Jira ticket has the correct status.
• A clear/description pull request messaged added.

Housekeeping

• Upgraded any vulnerable dependencies.
• Python requirements have been re-compiled.
• I have checked that my PR is using the latest package versions of: directory-api-client, directory-cms-client, directory-components, directory-forms-api-client, directory-healthcheck, directory-validators

Merging

• This PR can be merged by reviewers. (If unticked, please leave for the author to merge)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.76%. Comparing base (130b92b) to head (73aa425).
Report is 2 commits behind head on develop.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #1077   +/-   ##
========================================
  Coverage    98.76%   98.76%           
========================================
  Files           44       44           
  Lines         1947     1947           
========================================
  Hits          1923     1923           
  Misses          24       24           

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