[Module Proposal]: Application Gateway for Containers (ALB)

### 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?

Resource Module

### Module Name

avm-res-network-application-load-balancer

### Module Details

I could not find this in AVM when I went looking

https://registry.terraform.io/providers/hashicorp/azurerm/4.53.0/docs/resources/application_load_balancer

https://learn.microsoft.com/en-us/azure/templates/microsoft.servicenetworking/2025-01-01/trafficcontrollers/securitypolicies?pivots=deployment-language-bicep

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

Yes

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

ethanjenkins1

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

_No response_