Typo in LogQL documentation "rate of a a log stream's entries:"

[shih-chris]

Just reporting a typo in the LogQL: Log query language documentation. There are two "a's"

https://github.com/grafana/loki/blob/43e542ee64cd2488e26ebe9592841cc0d1a79cea/docs/sources/query/_index.md?plain=1#L55C45-L55C45