[Module Proposal]: `avm-ptn-odaa-identity` (tf)

### Check for previous/existing GitHub issues/module proposals

- [X] I have checked for previous/existing GitHub issues/module proposals.

### Check this module doesn't already exist in the module indexes

- [X] I have checked for that this module doesn't already exist in the module indexes.

### Bicep or Terraform?

Terraform

### Module Classification?

Pattern Module

### Module Name

avm-ptn-odaa-identity

### Module Details

Pattern module to setup the Azure Identity/AD/Federation/SSO for Oracle Database@Azure. Automating the Azure side of this Tutorial: [Tutorial 1: Entra ID as Authoritative Source to Manage Identities Using Entra ID Gallery Application](https://docs.oracle.com/en-us/iaas/Content/Identity/tutorials/azure_ad/lifecycle_azure/01-config-azure-template.htm#config-azure-template)

Required Terraform Resources:

Azurerm
- azurerm_subscription
- azurerm_role_definition

Azuread
- azuread_application
- azuread_service_principal
- azuread_service_principal_token_signing_certificate
- azuread_application_identifier_uri
- azuread_claims_mapping_policy
- azuread_service_principal_claims_mapping_policy_assignment
- azuread_group

### Do you want to be the owner of this module?

Yes

### Module Owner's GitHub Username (handle)

terrymandin

### (Optional) Secondary Module Owner's GitHub Username (handle)

kohei3110