The missing staccato sign is certainly a result of inaccuracy of the engraver of GE1. In the sign written in A one could also see a wedge; however, we assume – as it was done in GE2 – that Chopin meant the same sign in both hands (the dot in the R.H. is beyond any doubt).
Compare the passage in the sources »
category imprint: Graphic ambiguousness; Differences between sources
issues: Errors in GE, GE revisions, Wedges
notation: Articulation, Accents, Hairpins