Call updated! in compare_file

because updated! in each action won't be called in dry-run mode.

lib/itamae/resource/file.rb

@@ -60,18 +60,6 @@ def action_create(options)
           run_command(["touch", attributes.path])
         end
 
-        if @temppath
-          if run_specinfra(:check_file_is_file, attributes.path)
-            unless check_command(["diff", "-q", @temppath, attributes.path])
-              # the file is modified
-              updated!
-            end
-          else
-            # new file
-            updated!
-          end
-        end
-
         change_target = @temppath && updated?  ? @temppath : attributes.path
 
         if attributes.mode
@@ -110,11 +98,6 @@ def action_edit(options)
           run_specinfra(:change_file_group, @temppath, group)
         end
 
-        unless check_command(["diff", "-q", @temppath, attributes.path])
-          # the file is modified
-          updated!
-        end
-
         run_specinfra(:move_file, @temppath, attributes.path)
       end
 
@@ -145,6 +128,7 @@ def compare_file
               Itamae.logger.info line.chomp
             end
           end
+          updated!
           runner.handler.event(:file_content_changed, diff: diff.stdout)
         end
       end