trace.rb in byebug-3.2.0

- old
+ new

@@ -1,6 +1,5 @@
 module Byebug
-
   class TraceCommand < Command
     def regexp
       /^\s* tr(?:acevar)? (?: \s+ (\S+))?  # (variable-name)?
                           (?: \s+ (\S+))?  # (stop | nostop)?
        \s*$/x