Explicitly list policy name (#44567)

Co-authored-by: Sharra-writes <sharra-writes@github.com>

Author: mjbvz

content/copilot/concepts/context/repository-indexing.md

@@ -51,7 +51,7 @@ Once an index has been created for a repository, it can be used by:
 
 {% data variables.product.prodname_copilot_short %} in {% data variables.product.prodname_vscode %} can use semantic indexing for workspace files from repositories hosted outside {% data variables.product.github %}, such as GitLab and local repositories.
 
-This feature is controlled by policy and is disabled by default. For organizations and enterprises with {% data variables.copilot.copilot_business_short %} or {% data variables.copilot.copilot_enterprise_short %}, an enterprise owner or organization owner must explicitly set this policy to **Enabled** before members can use it. If the policy remains **Unconfigured**, the feature stays unavailable. See:
+This feature is controlled by policy and is disabled by default. For organizations and enterprises with {% data variables.copilot.copilot_business_short %} or {% data variables.copilot.copilot_enterprise_short %}, an enterprise owner or organization owner must explicitly set the `Semantic indexing for non-GitHub repositories` policy to **Enabled** before members can use it. If the policy remains **Unconfigured**, the feature stays unavailable. See:
 
 * [AUTOTITLE](/copilot/how-tos/administer-copilot/manage-for-enterprise/manage-enterprise-policies)
 * [AUTOTITLE](/copilot/how-tos/administer-copilot/manage-for-organization/manage-policies)