bmc: firmware: drop obsolete todo about states

Signed-off-by: Patrick Venture <venture@google.com>
Change-Id: I07dd3ee1ba8a7e1608b905509e4d4c9a02558bd4
diff --git a/firmware_handler.hpp b/firmware_handler.hpp
index 5790c13..de20200 100644
--- a/firmware_handler.hpp
+++ b/firmware_handler.hpp
@@ -71,9 +71,6 @@
         lpc = (1 << 10), /* Expect to send contents over LPC bridge. */
     };
 
-    /* TODO: All of the states may not be required - if we add abort() commands
-     * appropriately.
-     */
     /** The state of the firmware update process. */
     enum class UpdateState
     {