Since d54e8f8107 ("DOC: config: reorganize actions into their own section")
dconv-generated shortlink for "set-dst" in actions keywords matrix is
broken.
This is due to trailing "<expr>" which should not be specified in the
matrix, but only in the actual keyword prototype and description.
This should be backported in 2.9 with d54e8f8107.
62ef7966f0