Removes NES and agent mode from preview list (#55175)

Co-authored-by: Jules Porter <[email protected]>

Author: jules-p

content/copilot/managing-copilot/managing-github-copilot-in-your-organization/managing-policies-for-copilot-in-your-organization.md

@@ -31,9 +31,7 @@ Organization owners can set policies to govern how {% data variables.product.pro
 * {% data variables.product.prodname_copilot_chat_short %} in the IDE
 * Editor preview features, such as:
   * Using images in {% data variables.product.prodname_copilot_chat_short %} (available in {% data variables.product.prodname_vscode_shortname %} and {% data variables.product.prodname_vs %})
-  * {% data variables.copilot.next_edit_suggestions_caps %} (available in {% data variables.product.prodname_vscode_shortname %})
   * GPT-4o {% data variables.product.prodname_copilot_short %} code completion (available in {% data variables.product.prodname_vscode_shortname %} and JetBrains IDEs)
-  * {% data variables.product.prodname_copilot_short %} Edits agent mode (available in {% data variables.product.prodname_vscode_shortname %})
 * {% data variables.product.prodname_copilot_mobile_short %}
 * {% data variables.product.prodname_copilot_cli_short %} and {% data variables.product.prodname_windows_terminal %}
 * Suggestions matching public code