docs update

docs/resources/instance.md

@@ -139,7 +139,7 @@ resource "civo_instance" "example" {
 - `region` (String) The region for the instance, if not declare we use the region in declared in the provider
 - `reserved_ipv4` (String) Can be either the UUID, name, or the IP address of the reserved IP
 - `reverse_dns` (String) A fully qualified domain name that should be used as the instance's IP's reverse DNS (optional, uses the hostname if unspecified)
-- `script` (String) The contents of a script that will be uploaded to /usr/local/bin/civo-user-init-script on your instance, read/write/executable only by root and then will be executed at the end of the cloud initialization
+- `script` (String) The contents of a script that will be uploaded to /usr/local/bin/civo-user-init-script on your instance, read/write/executable only by root and then will be executed at the end of the cloud initialization (this is an immutable field)
 - `size` (String) The name of the size, from the current list, e.g. g3.xsmall
 - `sshkey_id` (String) The ID of an already uploaded SSH public key to use for login to the default user (optional; if one isn't provided a random password will be set and returned in the initial_password field)
 - `tags` (Set of String) An optional list of tags, represented as a key, value pair