chore: change description on create_cmd_trigger (#109)

* Change description on create_cmd_trigger

* Regenerate docs

* Fix description in variable.tf and regenerated docs again

Author: Yoshi Yamaguchi

README.md

@@ -45,7 +45,7 @@ Setting it to `never` will *never* gcloud download and setting it to `always` wi
 | additional\_components | Additional gcloud CLI components to install. Defaults to none. Valid value are components listed in `gcloud components list` | `list` | `[]` | no |
 | create\_cmd\_body | On create, the command body you'd like to run with your entrypoint. | `string` | `"info"` | no |
 | create\_cmd\_entrypoint | On create, the command entrypoint you'd like to use. Can also be set to a custom script. Module's bin directory will be prepended to path. | `string` | `"gcloud"` | no |
-| create\_cmd\_triggers | List of any additional triggers for the create command execution. | `map(any)` | `{}` | no |
+| create\_cmd\_triggers | List of any additional triggers to re-run the create command execution when either of values in the maps change. Some keys are reserved and will be overwritten if specified in this option. (eg. `md5`, `arguments`, `download_gcloud_command`, `download_jq_command`, etc. See details in [the source](https://github.com/terraform-google-modules/terraform-google-gcloud/blob/master/main.tf).) | `map(any)` | `{}` | no |
 | destroy\_cmd\_body | On destroy, the command body you'd like to run with your entrypoint. | `string` | `"info"` | no |
 | destroy\_cmd\_entrypoint | On destroy, the command entrypoint you'd like to use.  Can also be set to a custom script. Module's bin directory will be prepended to path. | `string` | `"gcloud"` | no |
 | enabled | Flag to optionally disable usage of this module. | `bool` | `true` | no |

variables.tf

@@ -49,7 +49,7 @@ variable "create_cmd_body" {
 }
 
 variable "create_cmd_triggers" {
-  description = "List of any additional triggers for the create command execution."
+  description = "List of any additional triggers to re-run the create command execution when either of values in the maps change. Some keys are reserved and will be overwritten if specified in this option. (eg. `md5`, `arguments`, `download_gcloud_command`, `download_jq_command`, etc. See details in [the source](https://github.com/terraform-google-modules/terraform-google-gcloud/blob/master/main.tf).)"
   type        = map(any)
   default     = {}
 }