[Minor] Lets use query params in request.

https://docs.microsoft.com/en-us/azure/data-explorer/kusto/query/queryparametersstatement?pivots=azuredataexplorer

Kusto has nice way to provide query parameters in type and injection safe matter. Lets use it!

https://github.com/dodopizza/Prometheus-AzureDataExplorer/blob/70ca79b563d0d7f3fc79d9935dc2d040c06b7c72/src/PromADX/PrometheusRead/Read.cs#L116