docs: Adjust branding in IDBConnection::prepare doc block #3468

Job	Run time
changes	6s
integration-sqlite (capabilities_features, 8.2, main)	5m 2s
integration-sqlite (collaboration_features, 8.2, main)	6m 23s
integration-sqlite (comments_features, 8.2, main)	6m 21s
integration-sqlite (dav_features, 8.2, main)	9m 39s
integration-sqlite (features, 8.2, main)	11m 15s
integration-sqlite (federation_features, 8.2, main)	7m 48s
integration-sqlite (--tags ~@large files_features, 8.2, main)	11m 40s
integration-sqlite (filesdrop_features, 8.2, main)	5m 13s
integration-sqlite (openldap_features, 8.2, main)	5m 2s
integration-sqlite (openldap_numerical_features, 8.2, main)	4m 59s
integration-sqlite (ldap_features, 8.2, main)	4m 53s
integration-sqlite (remoteapi_features, 8.2, main)	5m 11s
integration-sqlite (setup_features, 8.2, main)	4m 38s
integration-sqlite (sharees_features, 8.2, main)	7m 30s
integration-sqlite (sharing_features, 8.2, main)	15m 45s
integration-sqlite (videoverification_features, 8.2, main)	8m 20s
integration-sqlite-summary	5s
	1h 59m 50s

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