[DOCS] Fix ML latency definition (elastic/x-pack-elasticsearch#2091)
Original commit: elastic/x-pack-elasticsearch@486f45ab3e153ee718a9f5f55054f0a131788dc7
@@ -117,8 +117,11 @@ no analysis can occur and an error is returned.
aggregates results for each influencer entity.
`latency`::
- (unsigned integer) The size of the window, in seconds, in which to expect data
- that is out of time order. The default value is 0 (no latency). +
+ (time units) The size of the window in which to expect data that is out of
+ time order. The default value is 0 (no latency). If you specify a non-zero
+ value, it must be greater than or equal to one second. For more information
+ about time units, see
+ {ref}/common-options.html#time-units[Time Units]. +
NOTE: Latency is only applicable when you send data by using
the <<ml-post-data,post data>> API.
