Support for Dapr 1.12.0+

[badgeratu]

Description

• Support for Dapr 1.12.0+
• Update to Dapr SDK 1.13
• Remove support for netcoreapp3.1 and net5.0
• Add support for net6.0 and net8.0
• Samples for hosting Placement and Sentry
• Introduction of RuntimeVersion setting to define the current minimum runtime version for launch features. Defaults to latest.

Issue reference

61

Checklist

Please make sure you've completed the relevant tasks for this PR, out of the following list:

• [x] Code compiles correctly
• [x] Created/updated tests
• [x] Extended the documentation where possible