Update extra.conf

Author: PettitWesley

examples/fluent-bit/send-fb-internal-metrics-to-cw/extra.conf

@@ -13,7 +13,7 @@
     Tag fb_metrics
 
 # Filter out everything except output metrics
-# Customize this to change which metrics are sent
+# TODO:  REMOVE this filter if you want INPUT PLUGIN METRICS
 [FILTER]
     Name grep
     Match fb_metrics