Release v7.1.0 · rabbitmq/rabbitmq-dotnet-client

What's Changed

chore: bump regular System.Text.RegularExpressions due to a known CVE in earlier versions by @aygalinc in #1735
Simplify preprocessor directives by @danielmarbach in #1741
Address flaky integration tests by @lukebakken in #1742
Toxiproxy manager change by @lukebakken in #1744
Set TestTfmsInParallel to false for Integration tests by @lukebakken in #1745
More updates for the current OTel (OpenTelemetry) conventions by @iinuwa in #1717
Update NuGet packages by @lukebakken in #1748
Update copyright year to 2025 by @lukebakken in #1755
Ensure broker-originated channel closure completes by @lukebakken in #1764
Remove whitespaces from csproj files by @sungam3r in #1768
Misc items by @lukebakken in #1766
Fix typos by @sungam3r in #1770
Handle OperationCanceledException in RPC continuations by @lukebakken in #1753
Allow setting heartbeat timeout to TimeSpan.Zero by @lukebakken in #1773
Create cancellation token from timeout by @lukebakken in #1775
Track down ObjectDisposedExceptions by @lukebakken in #1772
Fix very rare deadlock by @lukebakken in #1771
Fix #1777 by @lukebakken in #1781
Fix rare deadlock, second try by @lukebakken in #1782

Full Changelog: v7.0.0...v7.1.0