Respond to review

Author: BurdetteLamar

test/csv/csv-filter/test_csv_filter.rb

@@ -33,7 +33,7 @@ def run_csv_filter(filepath, *cli_option_names)
     ].join(" ")
     Tempfile.create("stdout", mode: File::RDWR) do |stdout|
       Tempfile.create("stderr", mode: File::RDWR) do |stderr|
-        status = system(command_line, {1 => stdout, 2 => stderr})
+        system(command_line, {1 => stdout, 2 => stderr})
         stdout.rewind
         stderr.rewind
         [stdout.read, stderr.read]