Update Terraform cn-terraform/nexus/aws to v2.0.15 (#110)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

main.tf

@@ -55,7 +55,7 @@ module "sonar" {
 #------------------------------------------------------------------------------
 module "nexus" {
   source  = "cn-terraform/nexus/aws"
-  version = "2.0.14"
+  version = "2.0.15"
   # source = "../terraform-aws-nexus"
 
   name_prefix         = var.name_prefix