chore: import upstream snapshot with attribution

docs/en/integrations/cloud-sql-admin/tools/cloudsqlgetinstances.md

@@ -0,0 +1,34 @@
+---
+title: "cloud-sql-get-instance"
+type: docs
+weight: 10
+description: >
+  Get a Cloud SQL instance resource.
+---
+
+## About
+
+The `cloud-sql-get-instance` tool retrieves a Cloud SQL instance resource using
+the Cloud SQL Admin API.
+
+## Compatible Sources
+
+{{< compatible-sources >}}
+
+## Example
+
+```yaml
+kind: tool
+name: get-sql-instance
+type: cloud-sql-get-instance
+source: my-cloud-sql-admin-source
+description: "Gets a particular cloud sql instance."
+```
+
+## Reference
+
+| **field**   | **type** | **required** | **description**                                  |
+| ----------- | :------: | :----------: | ------------------------------------------------ |
+| type        |  string  |     true     | Must be "cloud-sql-get-instance".                |
+| source      |  string  |     true     | The name of the `cloud-sql-admin` source to use. |
+| description |  string  |     false    | A description of the tool.                       |