fix: Update deprecated inline_policy argument in IAM role resource

[JPBou]

Description

When applying the Terraform configuration for Vantage integration, the following deprecation warning is displayed:

Warning: Argument is deprecated

  with module.vantage-integration.aws_iam_role.vantage_cross_account_connection_with_bucket[0],
  on .terraform/modules/vantage-integration/main.tf line 34, in resource "aws_iam_role" "vantage_cross_account_connection_with_bucket":
  34: resource "aws_iam_role" "vantage_cross_account_connection_with_bucket" {
The inline_policy argument is deprecated. Use the aws_iam_role_policy resource instead.

Proposed Solution

Replace the deprecated inline_policy argument with the recommended aws_iam_role_policy resource. If exclusive management of inline policies is required, also implement the aws_iam_role_policies_exclusive resource.

Additional Context

This warning appears in the Vantage integration module
The affected resource is aws_iam_role.vantage_cross_account_connection_with_bucket
The warning is from line 34 in main.tf

Version Information

Terraform Provider AWS version constraint: >= 4.0.0, < 6.0.0