Improve ReaR backup config examples (#404) #1454

Job	Run time
select-dc-files	25s
validate (./DC-SLE-HA-all ./l10n/de-de/DC-SLE-HA-all)	24s
validate (./l10n/es-es/DC-SLE-HA-all)	21s
validate (./l10n/fr-fr/DC-SLE-HA-all)	24s
validate (./l10n/it-it/DC-SLE-HA-all)	20s
validate (./l10n/ja-jp/DC-SLE-HA-all)	21s
validate (./l10n/pt-br/DC-SLE-HA-all)	20s
validate (./l10n/zh-cn/DC-SLE-HA-all)	24s
validate (./l10n/zh-tw/DC-SLE-HA-all)	27s
build-html (DC-SLE-HA-geo-guide)	1m 4s
build-html (DC-SLE-HA-geo-quick)	58s
build-html (DC-SLE-HA-guide)	1m 51s
build-html (DC-SLE-HA-install-quick)	1m 1s
build-html (DC-SLE-HA-nfs-quick)	58s
build-html (DC-SLE-HA-pmremote-quick)	59s
publish	18s
	10m 35s

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