docs/MetricsQL.md: mention than tlast_over_time() is an alias for timestamp()

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Aliaksandr Valialkin 2021-11-08 18:29:24 +02:00
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@ -324,7 +324,7 @@ See also [implicit query conversions](#implicit-query-conversions).
#### tlast_over_time
`tlast_over_time(series_selector[d])` returns the timestamp in seconds for the last raw sample on the given lookbehind window `d` per each time series returned from the given [series_selector](https://prometheus.io/docs/prometheus/latest/querying/basics/#time-series-selectors). Metric names are stripped from the resulting rollups. See also [last_over_time](#last_over_time).
`tlast_over_time(series_selector[d])` is an alias for [timestamp](#timestamp).
#### tmax_over_time