release(v0.1.0-alpha.3): prepare release

This is the official v0.1.0-alpha.3 release.

Signed-off-by: Noel Georgi <[email protected]>

Author: frezbo

CHANGELOG.md

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+## [terraform-provider-talos 0.1.0-alpha.3](https://github.com/siderolabs/terraform-provider-talos/releases/tag/v0.1.0-alpha.3) (2022-09-08)
+
+Welcome to the v0.1.0-alpha.3 release of terraform-provider-talos!  
+*This is a pre-release of terraform-provider-talos*
+
+
+
+Please try out the release binaries and report any issues at
+https://github.com/siderolabs/terraform-provider-talos/issues.
+
+### Talos Provider
+
+The Talos provider supports generating configs, applying them and bootstrap the nodes.
+
+Resources supported:
+
+* `talos_machine_secrets`
+* `talos_client_configuration`
+* `talos_machine_configuration_controlplane`
+* `talos_machine_configuration_worker`
+* `talos_machine_configuration_apply`
+* `talos_machine_bootstrap`
+* `talos_cluster_kubeconfig`
+
+Data sources supported:
+
+* `talos_client_configuration`
+* `talos_cluster_kubeconfig`
+
+Data sources will always create a diff and might be removed in a future release.
+
+
+### Contributors
+
+* Andrew Rynhard
+* Andrey Smirnov
+* Dmitriy Matrenichev
+* Noel Georgi
+
+### Changes
+<details><summary>2 commits</summary>
+<p>
+
+* [`e29e302`](https://github.com/siderolabs/terraform-provider-talos/commit/e29e3028b0b5dc3c56757a7724d1400d4d98b3e8) chore: add release workflow
+* [`4ecfd4f`](https://github.com/siderolabs/terraform-provider-talos/commit/4ecfd4f52353495a8304b0530d85a73b757861c9) feat: add new resources
+</p>
+</details>
+
+### Changes from siderolabs/go-pointer
+<details><summary>2 commits</summary>
+<p>
+
+* [`71ccdf0`](https://github.com/siderolabs/go-pointer/commit/71ccdf0d65330596f4def36da37625e4f362f2a9) chore: implement main functionality
+* [`c1c3b23`](https://github.com/siderolabs/go-pointer/commit/c1c3b235d30cb0de97ed0645809f2b21af3b021e) Initial commit
+</p>
+</details>
+
+### Dependency Changes
+
+* **github.com/cosi-project/runtime**   v0.1.1 **_new_**
+* **github.com/siderolabs/go-pointer**  v1.0.0 **_new_**
+* **google.golang.org/grpc**            v1.48.0 **_new_**
+
+Previous release can be found at [v0.1.0-alpha.2](https://github.com/siderolabs/terraform-provider-talos/releases/tag/v0.1.0-alpha.2)
+