redis-timeseriesTime series aggregated query example

redis-cli TS.RANGE ts_2 1644415000020 1644417094099 COUNT 2 AGGREGATION sum 3600000ctrl + cgithub

`redis-cli` redis executable with RedisTimeSeries module installed	`TS.RANGE` return time series values for a given time range
`ts_2` name of time series	`1644415000020 1644417094099` timestamp range in milliseconds to select values within
`COUNT` limits resulting values	`2` return not more than 2 values
`AGGREGATION` aggregate result based on options	`sum` aggregating function to use (list of supported functions)
`3600000` time bucket in milliseconds to aggregate on (1 hour in our case)