- [`KT-65971`](https://youtrack.jetbrains.com/issue/KT-65971) K2: Investigate diagnostic test failures with IrFakeOverrideBuilder
- [`KT-64974`](https://youtrack.jetbrains.com/issue/KT-64974) Consolidate visibility checks in IrFakeOverrideBuilder
- [`KT-61360`](https://youtrack.jetbrains.com/issue/KT-61360) Fix essential problems in IrFakeOverrideBuilder

### Bug or Regression

- Aggregate errors when putting vmss
  fix: consolidate logs for instance not found error (#105365, @nilo19) [SIG Cloud Provider]
- Allow CSI drivers to just run offline expansion tests (#102740, @gnufied) [SIG Storage and Testing]

### Feature

- Kubernetes is now built with Golang 1.16.9 (#105671, @cpanato) [SIG Cloud Provider, Instrumentation, Release and Testing]

### Bug or Regression

- Fix: consolidate logs for instance not found error (#105366, @nilo19) [SIG Cloud Provider]
- Fix: ignore not a VMSS error for VMAS nodes in EnsureBackendPoolDeleted. (#105400, @ialidzhikov) [SIG Cloud Provider]

    *   List of members of `dtensor.Layout` and `dtensor.Mesh` have slightly changed as part of efforts to consolidate the C++ and Python source code with pybind11. Most notably, `dtensor.Layout.serialized_string` is removed.

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