fix db-redis syntax in digital_ocean.yml
fix db-redis syntax in digital_ocean.yml

samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur,samuelclay/NewsBlur