rinfo: remove size stats related docs, not shown any more

src/borg/archiver/rinfo_cmd.py

@@ -71,15 +71,6 @@ class RInfoMixIn:
         rinfo_epilog = process_epilog(
             """
         This command displays detailed information about the repository.
-
-        Please note that the deduplicated sizes of the individual archives do not add
-        up to the deduplicated size of the repository ("all archives"), because the two
-        are meaning different things:
-
-        This archive / deduplicated size = amount of data stored ONLY for this archive
-        = unique chunks of this archive.
-        All archives / deduplicated size = amount of data stored in the repo
-        = all chunks in the repository.
         """
         )
         subparser = subparsers.add_parser(