fix: workaround provider idempotent issue (#219)

Co-authored-by: Steve Peggs <[email protected]>

Author: shemau

main.tf

@@ -165,7 +165,8 @@ resource "ibm_database" "rabbitmq_database" {
       # Ignore changes to version because a change here will destroy and recreate the instance
       version,
       key_protect_key,
-      backup_encryption_key_crn
+      backup_encryption_key_crn,
+      connectionstrings, # https://github.com/IBM-Cloud/terraform-provider-ibm/issues/5546
     ]
   }