Support `version` field in `SearchClient.post_search()`

[m1yag1]

https://app.shortcut.com/globus/story/35200/python-sdk-support-version-field-in-searchclient-post-search

Summary of changes

• Added ignore for SearchQuery in pyproject.toml filterwarnings for pytest
• Updated SphinxDocs for SearchQueryV1
• Added SearchQueryV1 to the _generate_init.py script
• Added SearchQueryV1 class for new v1 search request version
• Added deprecation warning to the SearchQuery class during init
• Added unit and functional tests for SearchQueryV1 and SearchQuery deprecation warnings.

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📚 Documentation preview 📚: https://globus-sdk-python--1079.org.readthedocs.build/en/1079/

[m1yag1]

@sirosen I believe I've taken care of all the comments except the test updates for pytest.mark.filterwarnings. I'll work on each to figure out the necessary test changes and let you know when I'm done.

[m1yag1]

@sirosen no worries! I've pushed updates for the last review comment on sort.