Remove excess headers

Author: hlomzik

docs/source/tags/timeseries.md

@@ -15,16 +15,12 @@ Use with the following data types: time series.
 
 Test text added to check that it's not rewritten anymore.
 
-### Parameters
-
 {% insertmd includes/tags/timeseries.md %}
 
 ## Channel
 
 Channel tag can be used to label time series data
 
-### Parameters
-
 {% insertmd includes/tags/channel.md %}
 
 ### Example