Cherry-Pick: Repoint link to existing software install automation guide (#25128)

For #25076 (unreleased bug), merged into `main` via #25116

Author: iansltx

frontend/pages/SoftwarePage/SoftwareAddPage/SoftwareFleetMaintained/FleetMaintainedAppDetailsPage/FleetAppDetailsForm/FleetAppDetailsForm.tsx

@@ -124,7 +124,7 @@ export const InstallTypeSection = ({
           color="yellow"
           cta={
             <CustomLink
-              url={`${LEARN_MORE_ABOUT_BASE_LINK}/automatic-software-install-policies`}
+              url={`${LEARN_MORE_ABOUT_BASE_LINK}/policy-automation-install-software`}
               text="Learn more"
               newTab
             />