I see this sort of thing often. Technically speaking, it is a form of out-of-register printing, but the degree to which it is is within normal tolerances.
Bottom line, don't get too excited, but good job for noticing it!

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BWJM
Member of CPMS, RCNA, ONA, ANA, IBNS, WCS.
Treasurer, Waterloo Coin Society.
Show Chair, Cambridge Coin Show.
Fellow of the Ontario Numismatic Association.