Hinsdale police violated the Fourth Amendment when they failed to obtain a search warrant before accessing GPS data detailing a car’s location over a five-week period, a federal judge held.In a written opinion Monday, U.S. District Judge Gary Feinerman granted Tobias Diggs’ motion to suppress the data.Diggs was charged in a jewelry store robbery after GPS data showed a car he regularly drove was in the alley behind the store at the time of the crime.Diggs and two co-defendants were initially indicted by a …