remove redundant line from config.assets.precompile in staging.rb
remove redundant line from config.assets.precompile in staging.rb

empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core,empirical-org/Empirical-Core