Bump Polly from 8.5.2 to 8.6.5

---
updated-dependencies:
- dependency-name: Polly
  dependency-version: 8.6.5
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

examples/ClickHouse.Driver.Examples.csproj

@@ -16,7 +16,7 @@
       <PackageReference Include="Dapper.Contrib" Version="2.0.78" />
       <PackageReference Include="linq2db" Version="6.1.0" />
       <PackageReference Include="OpenTelemetry.Exporter.Console" Version="1.15.0" />
-      <PackageReference Include="Polly" Version="8.5.2" />
+      <PackageReference Include="Polly" Version="8.6.5" />
       <PackageReference Include="Testcontainers.ClickHouse" Version="4.5.0" />
       <PackageReference Include="Microsoft.Extensions.Configuration" Version="10.0.2" />
       <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.2" />