Advertise support for qBittorrent v4.5.2

[rmartin16]

Release Checklist

• Bump version number in setup.cfg
• Update CHANGELOG
• Update qBittorrent version/link in docs/source/introduction
• Update qBittorrent version/link in README
• Update LATEST_QBT_VER in CI
• Add previous version to QBT_VER in CI if any tests depend on that version
• Add new version to _version_support.py

[codecov]

Codecov Report

Merging #150 (29458dc) into main (6e5f560) will not change coverage.
The diff coverage is 100.00%.

❗ Current head 29458dc differs from pull request most recent head 3761cb2. Consider uploading reports for the commit 3761cb2 to get more accurate results

@@            Coverage Diff            @@
##              main      #150   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           15        15           
  Lines         1924      1924           
  Branches       563       563           
=========================================
  Hits          1924      1924           

Impacted Files	Coverage Δ
qbittorrentapi/torrents.py	100.00% <ø> (ø)
qbittorrentapi/_version_support.py	100.00% <100.00%> (ø)

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