Bump Microsoft.Extensions.Configuration.UserSecrets from 6.0.0 to 7.0.0

Bumps [Microsoft.Extensions.Configuration.UserSecrets](https://github.com/dotnet/runtime) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](https://github.com/dotnet/runtime/commits)

---
updated-dependencies:
- dependency-name: Microsoft.Extensions.Configuration.UserSecrets
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

PickupBot/PickupBot.csproj

@@ -20,7 +20,7 @@
     <PackageReference Include="Discord.Addons.Interactive" Version="2.0.0" />
     <PackageReference Include="Discord.Net" Version="3.2.1" />
     <PackageReference Include="Microsoft.Extensions.Azure" Version="1.1.1" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="7.0.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="6.0.0" />
     <PackageReference Include="Microsoft.Extensions.Hosting.Systemd" Version="6.0.0" />