Rename ExampleFilterCommand to ExampleCommand

src/spectator/formatting/components/example_command.cr

@@ -1,5 +1,7 @@
+require "./comment"
+
 module Spectator::Formatting::Components
-  struct ExampleFilterCommand
+  struct ExampleCommand
     def initialize(@example : Example)
     end
 

src/spectator/formatting/components/stats.cr

@@ -1,4 +1,4 @@
-require "./example_filter_command"
+require "./example_command"
 require "./runtime"
 require "./totals"
 
@@ -31,7 +31,7 @@ module Spectator::Formatting::Components
       io.puts "Failed examples:"
       io.puts
       failures.each do |failure|
-        io.puts ExampleFilterCommand.new(failure).colorize(:red)
+        io.puts ExampleCommand.new(failure).colorize(:red)
       end
     end
   end