deps: bump Carter from 8.2.0 to 8.2.1 in /Content/tests

Bumps [Carter](https://github.com/CarterCommunity/Carter) from 8.2.0 to 8.2.1.
- [Commits](CarterCommunity/Carter@8.2.0...8.2.1)

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

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

Content/src/CarterService.csproj

@@ -12,7 +12,7 @@
   <ItemGroup>
     <PackageReference Include="AspNetCore.HealthChecks.UI.Client" Version="8.0.1" />
     <PackageReference Include="Insight.Database" Version="8.0.0" />
-    <PackageReference Include="Carter" Version="8.2.0" />
+    <PackageReference Include="Carter" Version="8.2.1" />
     <PackageReference Include="Carter.Cache" Version="0.2.0" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks" Version="8.0.6" />