Revert RIT changes from release branch

CHANGELOG.md

@@ -1,15 +1,12 @@
 ## 4.60.0 (Unreleased)
 
 FEATURES:
-* **New Data Source:** `google_compute_region_instance_template` ([#14132](https://github.com/hashicorp/terraform-provider-google/pull/14132))
 * **New Resource:** `google_apigee_keystores_aliases_key_cert_file` ([#14130](https://github.com/hashicorp/terraform-provider-google/pull/14130))
-* **New Resource:** `google_compute_region_instance_template` ([#14103](https://github.com/hashicorp/terraform-provider-google/pull/14103))
 
 IMPROVEMENTS:
 * compute: added `address_type`, `network`, `network_tier`, `prefix_length`, `purpose`, `subnetwork` and `users` field for `google_compute_address` and `google_compute_global_address` datasource ([#14078](https://github.com/hashicorp/terraform-provider-google/pull/14078))
 * compute: added `network_firewall_policy_enforcement_order` field to `google_compute_network` resource ([#14111](https://github.com/hashicorp/terraform-provider-google/pull/14111))
 * compute: added output-only attribute `self_link_unique` for `google_compute_instance_template` to point to the unique id of the resource instead of its name ([#14128](https://github.com/hashicorp/terraform-provider-google/pull/14128))
-* compute: added support for region instance template in`source_instance_template` field of `google_compute_instance_from_template` resource ([#14103](https://github.com/hashicorp/terraform-provider-google/pull/14103))
 * container: added `stack_type` field to `google_container_cluster` resource ([#14079](https://github.com/hashicorp/terraform-provider-google/pull/14079))
 * container: added `advanced_machine_features` field to `google_container_cluster` resource ([#14106](https://github.com/hashicorp/terraform-provider-google/pull/14106))
 * networkservice: updated the max number of `host_rule` on `google_network_services_edge_cache_service` ([#14112](https://github.com/hashicorp/terraform-provider-google/pull/14112))