Jennifer Lopez spent her Fourth of July holiday in the Hamptons — and husband Ben Affleck was no where in sight, RadarOnline.com has learned. While J Lo celebrated Independence Day solo, she and Affleck were both seen wearing their wedding bands this week amid rumors that their marriage has been “over for months” — and a divorce is imminent. J Lo wasn’t completely alone in the Hamptons. She was joined by her manager, Benny Medina. The pair were seen out and about shopping for plants. The multi-hyphenate looked polished in a striped, floral pattern blouse, tan high-waisted pants and sandals. Sh…