include environment vars in lambda terraform plan

.github/workflows/_deploy_lambda.yml

@@ -88,6 +88,7 @@ jobs:
             -var="lambda_name=${{ inputs.lambda_name }}" \
             -var="ecr_repo_url=${{ steps.repo.outputs.ecr_repo_url }}" \
             -var="image_digest=${{ inputs.image_digest }}" \
+            -var="environment_vars=${{ inputs.environment_vars }}" \
             -out=lambdaplan
 
       - name: Terraform Apply