Update dotnet monorepo to v6.0.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
Microsoft.AspNetCore.AzureAppServicesIntegration (source)	nuget	patch	6.0.0 -> 6.0.1
Microsoft.AspNetCore.Mvc.NewtonsoftJson (source)	nuget	patch	6.0.0 -> 6.0.1
Microsoft.AspNetCore.Mvc.Testing (source)	nuget	patch	6.0.0 -> 6.0.1
Microsoft.AspNetCore.TestHost (source)	nuget	patch	6.0.0 -> 6.0.1
Microsoft.Extensions.Caching.StackExchangeRedis (source)	nuget	patch	6.0.0 -> 6.0.1

---

Configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about these updates again.

---

• If you want to rebase/retry this PR, click this checkbox.

---

This PR has been generated by WhiteSource Renovate. View repository job log here.