Update reusable: copilot managed settings file creation wording (#61791)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: amrithss <89491847+amrithss@users.noreply.github.com>
Co-authored-by: Isaac Brown <101839405+isaacmbrown@users.noreply.github.com>
Co-authored-by: isaacmbrown <isaacmbrown@github.com>

Author: 3 people

content/copilot/concepts/agents/about-enterprise-plugin-standards.md

@@ -30,7 +30,7 @@ Users must upgrade to a supported client version for these standards to be appli
 
 ## How plugin standards work
 
-Enterprise plugin standards use a configuration file stored in your enterprise's `.github-private` repository. The configuration is defined in a `{% data variables.copilot.managed_setting_file %}` file at the following path: `.github/copilot/{% data variables.copilot.managed_setting_file %}`. This file was previously called `settings.json`, which is still supported.
+Enterprise plugin standards use a configuration file stored in your enterprise's `.github-private` repository. The configuration is defined in a `{% data variables.copilot.managed_setting_file %}` file at the following path: `copilot/{% data variables.copilot.managed_setting_file %}`. The legacy file path of `.github/copilot/settings.json` is also supported.
 
 For plugin standards, the file can define:
 

data/reusables/copilot/create-managed-settings.md

@@ -1,2 +1,3 @@
-1. In your enterprise's `.github-private` repository, navigate to the `.github/copilot/` directory. If you haven't set a `.github-private` repository as your enterprise's source of agent configuration, see [AUTOTITLE](/copilot/how-tos/administer-copilot/manage-for-enterprise/manage-agents/prepare-for-custom-agents).
-1. Create or edit the `{% data variables.copilot.managed_setting_file %}` file. (This file was previously named `settings.json`, which is also supported.)
+1. In your enterprise's `.github-private` repository, create the managed settings file at `copilot/{% data variables.copilot.managed_setting_file %}`. If you haven't set a `.github-private` repository as your enterprise's source of agent configuration, see [AUTOTITLE](/copilot/how-tos/administer-copilot/manage-for-enterprise/manage-agents/prepare-for-custom-agents).
+
+   The legacy path (`.github/copilot/settings.json`) is also supported.