Improve the DRBD workflow to be easier to follow (#408) #1439

Job	Run time
select-dc-files	25s
validate (./DC-SLE-HA-all ./l10n/sleha/de-de/DC-SLE-HA-all)	30s
validate (./l10n/sleha/es-es/DC-SLE-HA-all)	21s
validate (./l10n/sleha/fr-fr/DC-SLE-HA-all)	20s
validate (./l10n/sleha/it-it/DC-SLE-HA-all)	20s
validate (./l10n/sleha/ja-jp/DC-SLE-HA-all)	27s
validate (./l10n/sleha/pt-br/DC-SLE-HA-all)	21s
validate (./l10n/sleha/zh-cn/DC-SLE-HA-all)	26s
validate (./l10n/sleha/zh-tw/DC-SLE-HA-all)	26s
build-html (DC-SLE-HA-administration)	1m 32s
build-html (DC-SLE-HA-geo-clustering)	1m 11s
build-html (DC-SLE-HA-geo-clustering-guide)	1m 15s
build-html (DC-SLE-HA-installation)	1m 3s
build-html (DC-SLE-HA-nfs-storage)	58s
build-html (DC-SLE-HA-pacemaker-remote)	1m 16s
publish	20s
	11m 11s

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