Switch to the "Basic information" settings of your shop via the main navigation ("Settings" => "Shop" => "Basic information")
Scroll down a bit to the section "Shop pages".
Select the layout created above at "Layout for revocation notices".
Confirm this change by clicking "Save".
Screenshots
Settings > Basic information
Further information
Note: How to make a layout available in the storefront by using a navigation is described in the following tutorial: Linking shop pages in the storefront