Docs: Removed duplicated line in mapping docs
@@ -12,7 +12,6 @@ is a notable exception).
If you need to index structured content such as email addresses, hostnames, status
codes, or tags, it is likely that you should rather use a <<keyword,`keyword`>> field.
-codes, or tags, it is likely that you should rather use a <<keyword,`keyword`>> field.
Below is an example of a mapping for a text field:
