Patch light mode on Community Hub import flow

...ges/GeneralSettings/CommunityHub/Authentication/index.jsx

...ettings/CommunityHub/ImportItem/Steps/Completed/index.jsx

...ings/CommunityHub/ImportItem/Steps/Introduction/index.jsx

...Hub/ImportItem/Steps/PullAndReview/HubItem/AgentSkill.jsx

...b/ImportItem/Steps/PullAndReview/HubItem/SystemPrompt.jsx

...ngs/CommunityHub/ImportItem/Steps/PullAndReview/index.jsx

...s/GeneralSettings/CommunityHub/ImportItem/Steps/index.jsx

...c/pages/GeneralSettings/CommunityHub/ImportItem/index.jsx