Remove reference to local_dash from firmware_test.py

This tool is being deprecated.

BUG=brillo:1067
TEST=None

Change-Id: Ia0d65ba1b749f798a0ecf24d80cee4ad07effecf
Reviewed-on: https://chromium-review.googlesource.com/272215
Tested-by: Christopher Wiley <wiley@chromium.org>
Reviewed-by: Chris Sosa <sosa@chromium.org>
Commit-Queue: Christopher Wiley <wiley@chromium.org>
diff --git a/server/cros/faft/firmware_test.py b/server/cros/faft/firmware_test.py
index 216c312..4f04c8e 100644
--- a/server/cros/faft/firmware_test.py
+++ b/server/cros/faft/firmware_test.py
@@ -206,7 +206,7 @@
     def _record_system_info(self):
         """Record some critical system info to the attr keyval.
 
-        This info is used by generate_test_report and local_dash later.
+        This info is used by generate_test_report later.
         """
         self.write_attr_keyval({
             'fw_version': self.faft_client.ec.get_version(),