Release notes for Grafana 8.5.2

Features and enhancements

• Alerting: Add safeguard for migrations that might cause dataloss. #48526, @JohnnyQQQQ
• AzureMonitor: Add support for not equals and startsWith operators when creating Azure Metrics dimension filters. #48077, @aangelisc
• Elasticsearch: Add deprecation notice for < 7.10 versions. #48506, @ivanahuckova
• Traces: Filter by service/span name and operation in Tempo and Jaeger. #48209, @joey-grafana

Bug fixes

• AzureAd Oauth: Fix strictMode to reject users without an assigned role. #48474, @kyschouv
• CloudWatch: Fix variable query tag migration. #48587, @iwysiu
• Plugins: Ensure catching all appropriate 4xx api/ds/query scenarios. #47565, @wbrowne