chore(deps): update dependency waitress to v3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
waitress (changelog)	==2.1.2 -> ==3.0.0

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Release Notes

Pylons/waitress (waitress)

### [`v3.0.0`](https://togithub.com/Pylons/waitress/blob/HEAD/CHANGES.txt#300-2024-02-04) [Compare Source](https://togithub.com/Pylons/waitress/compare/v2.1.2...v3.0.0) - Rename "master" git branch to "main" - Fix a bug that would appear on macOS whereby if we accept() a socket that is already gone, setting socket options would fail and take down the server. [https://github.com/Pylons/waitress/pull/399](https://togithub.com/Pylons/waitress/pull/399)pull/399 - Fixed testing of vendored asyncore code to not rely on particular naming for errno's. [https://github.com/Pylons/waitress/pull/397](https://togithub.com/Pylons/waitress/pull/397)/397 - HTTP Request methods and versions are now validated to meet the HTTP standards thereby dropping invalid requests on the floor. [https://github.com/Pylons/waitress/pull/423](https://togithub.com/Pylons/waitress/pull/423)pull/423 - No longer close the connection when sending a HEAD request response. See [https://github.com/Pylons/waitress/pull/428](https://togithub.com/Pylons/waitress/pull/428)/428 - Always attempt to send the Connection: close response header when we are going to close the connection to let the remote know in more instanc[https://github.com/Pylons/waitress/pull/429](https://togithub.com/Pylons/waitress/pull/429)pull/429 - Python 3.7 is no longer supported. Add support for Python 3.11, 3.12 and PyPy 3.9, 3.10. [https://github.com/Pylons/waitress/pull/412](https://togithub.com/Pylons/waitress/pull/412)/412 - Document that trusted_proxy may be set to a wildcard value to trust all proxies. [https://github.com/Pylons/waitress/pull/431](https://togithub.com/Pylons/waitress/pull/431)/431 Updated Defaults ``` - clear_untrusted_proxy_headers is set to True by default. See https://github.com/Pylons/waitress/pull/370 ```

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