CCM-11869: fix refs

Author: masl2

infrastructure/terraform/components/api/api_gateway_base_path_mapping.tf

@@ -1,5 +1,5 @@
 resource "aws_api_gateway_base_path_mapping" "main" {
   api_id      = aws_api_gateway_rest_api.main.id
   stage_name  = aws_api_gateway_stage.main.stage_name
-  domain_name = var.manually_configure_mtls_truststore ? aws_api_gateway_domain_name.main[0].domain_name : aws_api_gateway_domain_name.main_nonprod[0].domain_name
+  domain_name = aws_api_gateway_domain_name.main.domain_name
 }

infrastructure/terraform/components/api/route53_record.tf

@@ -1,11 +1,11 @@
 resource "aws_route53_record" "main" {
-  name    = var.manually_configure_mtls_truststore ? aws_api_gateway_domain_name.main[0].domain_name : aws_api_gateway_domain_name.main_nonprod[0].domain_name
+  name    = aws_api_gateway_domain_name.main.domain_name
   type    = "A"
   zone_id = local.root_domain_id
 
   alias {
-    name    = var.manually_configure_mtls_truststore ? aws_api_gateway_domain_name.main[0].regional_domain_name : aws_api_gateway_domain_name.main_nonprod[0].regional_domain_name
-    zone_id = var.manually_configure_mtls_truststore ? aws_api_gateway_domain_name.main[0].regional_zone_id : aws_api_gateway_domain_name.main_nonprod[0].regional_zone_id
+    name    = aws_api_gateway_domain_name.main.regional_domain_name
+    zone_id = aws_api_gateway_domain_name.main.regional_zone_id
 
     evaluate_target_health = true
   }