Bump StackExchange.Redis from 2.8.16 to 2.8.22

Bumps [StackExchange.Redis](https://github.com/StackExchange/StackExchange.Redis) from 2.8.16 to 2.8.22.
- [Release notes](https://github.com/StackExchange/StackExchange.Redis/releases)
- [Changelog](https://github.com/StackExchange/StackExchange.Redis/blob/main/docs/ReleaseNotes.md)
- [Commits](StackExchange/StackExchange.Redis@2.8.16...2.8.22)

---
updated-dependencies:
- dependency-name: StackExchange.Redis
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/Foundatio.Redis/Foundatio.Redis.csproj

@@ -4,7 +4,7 @@
     <PackageReference Include="Foundatio" Version="11.0.6" Condition="'$(ReferenceFoundatioSource)' == '' OR '$(ReferenceFoundatioSource)' == 'false'" />
     <ProjectReference Include="..\..\..\Foundatio\src\Foundatio\Foundatio.csproj" Condition="'$(ReferenceFoundatioSource)' == 'true'" />
 
-    <PackageReference Include="StackExchange.Redis" Version="2.8.16" />
+    <PackageReference Include="StackExchange.Redis" Version="2.8.22" />
   </ItemGroup>
   <ItemGroup>
     <EmbeddedResource Include="Scripts\*.lua" />