Release notes for Grafana 8.0.1

Alerting/SSE: Fix “count_non_null” reducer validation. #35451, @kylebrandt
Cloudwatch: Fix duplicated time series. #35433, @sunker
Cloudwatch: Fix missing defaultRegion. #35436, @andresmgot
Dashboard: Fix Dashboard init failed error on dashboards with old singlestat panels in collapsed rows. #35425, @torkelo
Datasource: Fix storing timeout option as numeric. #35441, @marefr
Postgres/MySQL/MSSQL: Fix annotation parsing for empty responses. #35367, @marcbachmann
Postgres/MySQL/MSSQL: Numeric/non-string values are now returned from query variables. #35411, @marefr
Postgres: Fix an error that was thrown when the annotation query did not return any results. #35382, @dprokop
StatPanel: Fix an issue with the appearance of the graph when switching color mode. #35460, @torkelo
Visualizations: Fix an issue in the Stat/BarGauge/Gauge/PieChart panels where all values mode were showing the same name if they had the same value.. #35368, @torkelo