Updates documentation

website/docs/language/backend/s3.mdx

@@ -237,9 +237,6 @@ Endpoints set for specific services will override the base endpoint configured i
 
 #### Assume Role Configuration
 
-Assuming an IAM Role can be configured in two ways.
-The preferred way is to use the argument `assume_role`, the other, which is deprecated, is with arguments at the top level.
-
 The argument `assume_role` contains the following arguments:
 
 * `role_arn` - (Required) Amazon Resource Name (ARN) of the IAM Role to assume.
@@ -256,24 +253,6 @@ The argument `assume_role` contains the following arguments:
 * `tags` - (Optional) Map of assume role session tags.
 * `transitive_tag_keys` - (Optional) Set of assume role session tag keys to pass to any subsequent sessions.
 
-The following arguments on the top level are deprecated:
-
-* `assume_role_duration_seconds` - (Optional) Number of seconds to restrict the assume role session duration.
-  Use `assume_role.duration` instead.
-* `assume_role_policy` - (Optional) IAM Policy JSON describing further restricting permissions for the IAM Role being assumed.
-  Use `assume_role.policy` instead.
-* `assume_role_policy_arns` - (Optional) Set of Amazon Resource Names (ARNs) of IAM Policies describing further restricting permissions for the IAM Role being assumed.
-  Use `assume_role.policy_arns` instead.
-* `assume_role_tags` - (Optional) Map of assume role session tags.
-  Use `assume_role.tags` instead.
-* `assume_role_transitive_tag_keys` - (Optional) Set of assume role session tag keys to pass to any subsequent sessions.
-  Use `assume_role.transitive_tag_keys` instead.
-* `external_id` - (Optional) External identifier to use when assuming the role.
-  Use `assume_role.external_id` instead.
-* `role_arn` - (Optional) Amazon Resource Name (ARN) of the IAM Role to assume.
-  Use `assume_role.role_arn` instead.
-* `session_name` - (Optional) Session name to use when assuming the role.
-  Use `assume_role.session_name` instead.
 
 ```terraform
 terraform {