doc: Adds upgrade guide for MongoDB Atlas Provider 1.32.0 with new features and resources

docs/guides/1.32.0-upgrade-guide.md

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+---
+page_title: "Upgrade Guide 1.32.0"
+---
+
+# MongoDB Atlas Provider 1.32.0: Upgrade and Information Guide
+
+The Terraform MongoDB Atlas Provider version 1.32.0 has a number of new and exciting features.
+
+## New Resources, Data Sources, and Features
+
+- You can now use encryption at rest for `mongodbatlas_search_deployment` by configuring the `mongodbatlas_encryption_at_rest` resource with `enabled_for_search_nodes`. Then verify the change with the new `encryption_at_rest_provider` attribute on the `mongodbatlas_search_deployment` resource. To learn more, see the [mongodbatlas_encryption_at_rest](https://registry.terraform.io/providers/mongodb/mongodbatlas/latest/docs/resources/encryption_at_rest#enabled_for_search_nodes-1) resource documentation.
+
+- `mongodbatlas_search_deployment` now supports `skip_wait_on_update` to avoid waiting for the update operations to complete. To learn more, see the [mongodbatlas_search_deployment](https://registry.terraform.io/providers/mongodb/mongodbatlas/latest/docs/resources/search_deployment) resource documentation.
+
+- You can now update the `mongodbatlas_stream_processor`. To learn more, see the [mongodbatlas_stream_processor](https://registry.terraform.io/providers/mongodb/mongodbatlas/latest/docs/resources/stream_processor) resource documentation.
+
+## Helpful Links
+
+* [Report bugs](https://github.com/mongodb/terraform-provider-mongodbatlas/issues)
+
+* [Request Features](https://feedback.mongodb.com/forums/924145-atlas?category_id=370723)
+
+* [Contact Support](https://docs.atlas.mongodb.com/support/) covered by MongoDB Atlas support plans, Developer and above.