Remove “commented” from comment system notes
Description
Originally from https://gitlab.com/gitlab-org/gitlab-ce/issues/45676#note_71392535
https://gitlab.com/gitlab-org/gitlab-ce/issues/45676 adds a dot to separate system note contents from their timestamp. This also applies to comments, as seen here:
Proposal
We should consider removing the “commented” part as it's a bit verbose, like so:
Edited by Pedro Moreira da Silva