[web] Fix multimedia onRemove event propagation
Summary: Fix for multimedia remove issue: https://linear.app/comm/issue/ENG-1224/uploaded-media-are-displayed-in-fullscreen-modal-when-trying-to-remove
Test Plan: Try to upload and remove that multimedia on web. It should be removed without being opened.
Reviewers: palys-swm, atul
Reviewed By: palys-swm
Subscribers: ashoat, Adrian, yayabosh
Differential Revision: https://phab.comm.dev/D4209