feat(terraform): update metallb version, refactor IAM policies, and enhance security

terraform/k8sapps/iam.tf

@@ -6,10 +6,6 @@ resource "scaleway_iam_application" "mail_app" {
   name = "mail_app"
 }
 
-resource "scaleway_iam_application" "dovecot_app" {
-  name = "dovecot_app"
-}
-
 resource "scaleway_iam_application" "sftpgo_app" {
   name = "sftpgo_app"
 }
@@ -43,23 +39,6 @@ resource "scaleway_iam_policy" "email_full_access" {
   }
 }
 
-resource "scaleway_iam_policy" "object_read_write_dovecot" {
-  name           = "Dovecot app policy"
-  description    = "Gives dovecot job access to object storage in project"
-  application_id = scaleway_iam_application.dovecot_app.id
-
-  rule {
-    project_ids = [data.scaleway_account_project.default.id]
-    permission_set_names = [
-      "ObjectStorageObjectsWrite",
-      "ObjectStorageObjectsRead",
-      "ObjectStorageBucketsRead",
-      "ObjectStorageBucketsWrite",
-      "ObjectStorageObjectsDelete"
-    ]
-  }
-}
-
 
 resource "scaleway_iam_policy" "object_read_write_sftpgo" {
   name           = "SFtpGo app policy"
@@ -88,11 +67,6 @@ resource "scaleway_iam_api_key" "mail_app_api" {
   description    = "mail access API key"
 }
 
-resource "scaleway_iam_api_key" "dovecot_app_api" {
-  application_id = scaleway_iam_application.dovecot_app.id
-  description    = "dovecot access API key"
-}
-
 resource "scaleway_iam_api_key" "sftpgo_app_api" {
   application_id = scaleway_iam_application.sftpgo_app.id
   description    = "sftpgo access API key"