feat(fetcher/redhat): fetch extras, supplementary, els advisories #591

Job	Run time
fetch-amazon	3m 9s
fetch-alpine	2m 18s
fetch-debian	3m 47s
fetch-fedora	6m 14s
fetch-opensuse	3m 36s
fetch-opensuse-leap	5m 26s
fetch-oracle	2m 4s
fetch-redhat	2m 23s
fetch-suse-enterprise-desktop	7m 25s
fetch-suse-enterprise-server	14m 38s
fetch-ubuntu	4m 30s
	55m 30s

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