Grayish Black Friday Sign of 2020 Season By LIBBY CUDMORE • Special to www.AllOTSEGO.com For Oneonta’s Bonnie Johnson, this year’s Black Friday gave her the opportunity to try something she hadn’t in years past. “It was nice to sleep in!” she said as she browsed shoes the day after Thanksgiving at JC Penney. “Usually I have to get up early.” Mindful of masks and social distancing, shoppers nonetheless flocked to the Southside Mall on Friday, Nov. 27, although it was…