feat: Add updates for Bicep multi-region support (#194)

# Pull Request

Add necessary changes to support multi-region networking configurations
for ALZ-Bicep.

## Issue

Fixes AB#34223

## Description

Description of changes: Update applicable documentation

## License

By submitting this pull request, I confirm that my contribution is made
under the terms of the projects associated license.

docs/wiki/[User-Guide]-Starter-Module-Bicep-Complete.md

@@ -12,8 +12,9 @@ The following table describes the inputs required for the `complete` starter mod
 | Input | Placeholder | Description |
 | - | -- | --- |
 | `Prefix` | `landing-zone` | This is the defaut prefix for names of resources and management groups. |
+| `SecondaryLocation` | `westus2` | The secondary location for the landing zone. Only used if the `networkType` has a multi-region configuration specified.  |
 | `Environment` | `live` | The environment name for the landing zone. This can be any lower case string. (e.g. `live` or `canary`)  |
-| `networkType` | `hubNetworking` | The type of network configuration to deploy. Currently only `hubNetworking`, `vwanConnectivity` or `none` are supported. |
+| `networkType` | `hubNetworking` | The type of network configuration to deploy. Currently only `hubNetworking`, `hubNetworkingMultiRegion`, `vwanConnectivity,` `vwanConnectivityMultiRegion` or `none` are supported. |
 | `SecurityContact` | `<email-address>` | The email address of the security contact for the landing zone. |
 
  [//]: # (************************)

docs/wiki/examples/powershell-inputs/inputs-azure-devops-bicep-complete.yaml

@@ -36,6 +36,7 @@ create_branch_policies: "true"
 # Complete Starter Module Specific Variables
 # (Details: https://github.com/Azure/ALZ-PowerShell-Module/wiki/%5BUser-Guide%5D-Starter-Module-Bicep-Complete)
 Prefix: "alz"
+SecondaryLocation: ""
 Environment: "live"
 networkType: "hubNetworking"
 SecurityContact: "<email-address>"

docs/wiki/examples/powershell-inputs/inputs-github-bicep-complete.yaml

@@ -33,6 +33,7 @@ create_branch_policies: "true"
 # Starter Module Specific Variables
 # (Details: https://github.com/Azure/ALZ-PowerShell-Module/wiki/%5BUser-Guide%5D-Starter-Module-Bicep-Complete)
 Prefix: "alz"
+SecondaryLocation: ""
 Environment: "live"
 networkType: "hubNetworking"
 SecurityContact: "<email-address>"

docs/wiki/examples/powershell-inputs/inputs-local-bicep-complete.yaml

@@ -26,6 +26,7 @@ postfix_number: "1"
 # Starter Module Specific Variables
 # (Details: https://github.com/Azure/ALZ-PowerShell-Module/wiki/%5BUser-Guide%5D-Starter-Module-Bicep-Complete)
 Prefix: "alz"
+SecondaryLocation: ""
 Environment: "live"
 networkType: "hubNetworking"
 SecurityContact: "<email-address>"