Bump Swashbuckle.AspNetCore from 6.2.3 to 6.4.0 (#4)

Bumps [Swashbuckle.AspNetCore](https://github.com/domaindrivendev/Swashbuckle.AspNetCore) from 6.2.3 to 6.4.0.
- [Release notes](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/releases)
- [Commits](domaindrivendev/Swashbuckle.AspNetCore@v6.2.3...v6.4.0)

---
updated-dependencies:
- dependency-name: Swashbuckle.AspNetCore
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/WebExample/WebExample.csproj

@@ -12,7 +12,7 @@
         <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.0.0-rc9.5" />
         <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.0.0-rc9.5" />
         <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.0.0-rc9.5" />
-        <PackageReference Include="Swashbuckle.AspNetCore" Version="6.2.3" />
+        <PackageReference Include="Swashbuckle.AspNetCore" Version="6.4.0" />
     </ItemGroup>
 
     <ItemGroup>