Update docs

docs/resources/environment.md

@@ -75,7 +75,7 @@ If true must specify one of the following - 'github_installation_id' if using Gi
 - `output` (String) the deployment log output. Returns a json string. It can be either a map of key-value, or an array of (in case of Terragrunt run-all) of moduleName and a map of key-value. Note: if the deployment is still in progress returns 'null'
 - `prevent_auto_deploy` (Boolean) use this flag to prevent auto deploy on environment creation
 - `removal_strategy` (String) by default when removing an environment, it gets destroyed. Setting this value to 'mark_as_archived' will force the environment to be archived instead of tying to destroy it ('Mark as inactive' in the UI)
-- `revision` (String) the revision the environment is to be run against
+- `revision` (String) the revision the environment is to be run against. Please note that changing this attribute will require environment redeploy
 - `run_plan_on_pull_requests` (Boolean) should run terraform plan on pull requests creations.
 If true must specify one of the following - 'github_installation_id' if using GitHub, 'gitlab_project_id' and 'token_id' if using GitLab, or 'bitbucket_client_key' if using BitBucket.
 - `sub_environment_configuration` (Block List) the subenvironments for a workflow enviornment. Template type must be 'workflow'. Must match the configuration as defined in 'env0.workflow.yml' (see [below for nested schema](#nestedblock--sub_environment_configuration))