Hygiene: update x-ample heading to match request in mobileapps.yaml
Hygiene: update x-ample heading to match request in mobileapps.yaml

The x-ample is not using the Foobar page anymore.

(cherry picked from commit 8598b20c35b9a36cac602b8337c69bb9c7d1cc03)

wikimedia/restbase,wikimedia/mediawiki-services-restbase,milimetric/restbase,wikimedia/restbase,cscott/restbase,Pchelolo/restbase,cscott/restbase,milimetric/restbase,d00rman/restbase,wikimedia/mediawiki-services-restbase,Pchelolo/restbase,d00rman/restbase