Merge pull request #162943 from sukanyamsft/sf80cu2_relnotes_docs

Update docs with 8.0 CU2 Release Info

Author: PRMerger6

articles/service-fabric/release-notes.md

@@ -46,6 +46,8 @@ We are excited to announce that 8.0 release of the Service Fabric runtime has st
 | Release date | Release | More info |
 |---|---|---|
 | April 08, 2021 | [Azure Service Fabric 8.0](https://techcommunity.microsoft.com/t5/azure-service-fabric/azure-service-fabric-8-0-release/ba-p/2260016)  | [Release notes](https://github.com/microsoft/service-fabric/blob/master/release_notes/Service_Fabric_ReleaseNotes_80.md)|
+| May 17, 2021 | [Azure Service Fabric 8.0 First Refresh Release](https://techcommunity.microsoft.com/t5/azure-service-fabric/azure-service-fabric-8-0-first-refresh-release/ba-p/2362556) | [Release notes](https://github.com/microsoft/service-fabric/blob/master/release_notes/Service_Fabric_ReleaseNotes_80CU1.md) |
+| June 17, 2021 | [Azure Service Fabric 8.0 Second Refresh Release](https://techcommunity.microsoft.com/t5/azure-service-fabric/azure-service-fabric-8-0-second-refresh-release/ba-p/2462979) | [Release notes](https://github.com/microsoft/service-fabric/blob/master/release_notes/Service_Fabric_ReleaseNotes_80CU2.md) |
 
 
 ## Previous versions

articles/service-fabric/service-fabric-versions.md

@@ -13,6 +13,7 @@ The tables in this article outline the Service Fabric and platform versions that
 
 | Service Fabric runtime |Can upgrade directly from|Can downgrade to|Compatible SDK or NuGet package version|Supported .NET runtimes** |OS Version |End of support |
 | --- | --- | --- | --- | --- | --- | --- |
+| 8.0 CU2 | 7.1 CU10 | 7.2 | Less than or equal to version 5.0 | .NET 5.0 (GA), >= .NET Core 2.1, <br>All >= .NET Framework 4.5 | [See supported OS version](#supported-windows-versions-and-support-end-date) | Current version |
 | 8.0 CU1 | 7.1 CU10 | 7.2 | Less than or equal to version 5.0 | .NET 5.0 (GA), >= .NET Core 2.1, <br>All >= .NET Framework 4.5 | [See supported OS version](#supported-windows-versions-and-support-end-date) | Current version |
 | 8.0 RTO | 7.1 CU10 | 7.2 | Less than or equal to version 5.0 | .NET 5.0 (GA), >= .NET Core 2.1, <br>All >= .NET Framework 4.5 | [See supported OS version](#supported-windows-versions-and-support-end-date) | Current version |
 | 7.2 CU7 | 7.0 CU9 | 7.1 | Less than or equal to version 4.2 | .NET 5.0 (Preview support), >= .NET Core 2.1,<br>All >= .NET Framework 4.5 | [See supported OS version](#supported-windows-versions-and-support-end-date) | November 30, 2021 |