Update hass.markdown (home-assistant#5193)

veleek · frenck · commit 7f213efe7fe1 · 2018-04-19T19:00:24.000+02:00
diff --git a/source/_docs/tools/hass.markdown b/source/_docs/tools/hass.markdown
@@ -39,6 +39,7 @@ optional arguments:
                         specified days
   --log-file LOG_FILE   Log file to write to. If not set, CONFIG/home-
                         assistant.log is used
+  --log-no-color        Disable color logs
   --runner              On restart exit with code 100
   --script ...          Run one of the embedded scripts
   --daemon              Run Home Assistant as daemon
