Update terraform-validate.yaml

use action to generate provider aliases

.github/workflows/terraform-validate.yaml

@@ -9,6 +9,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: hashicorp/setup-terraform@v2
+      - uses: bendrucker/terraform-configuration-aliases-action@v1
 
       - name: terraform init
         run: terraform init -input=false -backend=false