There are only eight more episodes of Breaking Bad before the series ends for good, and it’s not just show fans who will miss Walter White and his cohorts. Breaking Bad’s hometown is also saying goodbye. As a show of appreciation to the city of Albuquerque, where all five seasons were set and shot, AMC bought a series of billboards throughout the area that tell residents, “Thanks Albuquerque! We had great chemistry together!” (See what they did there?) Breaking Bad returns to cable on Aug. 11 …