Address #34528 by improving the feature flags documentation
Address #34528 by improving the feature flags documentation

Signed-off-by: Rémy Coutable <4ea0184b9df19e0786dd00b28e6daa4d26baeb3e@rymai.me>

mmkassem/gitlabhq,jirutka/gitlabhq,axilleas/gitlabhq,dplarson/gitlabhq,dplarson/gitlabhq,axilleas/gitlabhq,dreampet/gitlab,jirutka/gitlabhq,dplarson/gitlabhq,iiet/iiet-git,stoplightio/gitlabhq,iiet/iiet-git,stoplightio/gitlabhq,dreampet/gitlab,stoplightio/gitlabhq,t-zuehlsdorff/gitlabhq,t-zuehlsdorff/gitlabhq,dreampet/gitlab,dplarson/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,axilleas/gitlabhq,mmkassem/gitlabhq,t-zuehlsdorff/gitlabhq,jirutka/gitlabhq,dreampet/gitlab,stoplightio/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,t-zuehlsdorff/gitlabhq,axilleas/gitlabhq,jirutka/gitlabhq