Cleanup CHANGELOG_PENDING after 3.17.1
### Improvements
-- [codegen/docs] Edit docs codegen to document `$fnOutput` function
- invoke forms in API documentation.
- [#8287](https://github.com/pulumi/pulumi/pull/8287)
-
-
### Bug Fixes
-
-- [automation/python] - Fix deserialization of events.
- [#8375](https://github.com/pulumi/pulumi/pull/8375)
-
-- [sdk/dotnet] - Fixes failing preview for programs that call data
- sources (`F.Invoke`) with unknown outputs
- [#8339](https://github.com/pulumi/pulumi/pull/8339)
-
-- [programgen/go] - Don't change imported resource names.
- [#8353](https://github.com/pulumi/pulumi/pull/8353)
