Bump app versions and requirements

apps/accessibility/appinfo/info.xml

apps/admin_audit/appinfo/info.xml

apps/cloud_federation_api/appinfo/info.xml

apps/comments/appinfo/info.xml

apps/contactsinteraction/appinfo/info.xml

apps/dav/appinfo/info.xml

apps/encryption/appinfo/info.xml

apps/federatedfilesharing/appinfo/info.xml

apps/federation/appinfo/info.xml

apps/files/appinfo/info.xml

apps/files_external/appinfo/info.xml

apps/files_sharing/appinfo/info.xml

apps/files_trashbin/appinfo/info.xml

apps/files_versions/appinfo/info.xml

apps/lookup_server_connector/appinfo/info.xml

apps/oauth2/appinfo/info.xml

apps/provisioning_api/appinfo/info.xml

apps/settings/appinfo/info.xml

apps/sharebymail/appinfo/info.xml

apps/systemtags/appinfo/info.xml