Minor docs clarification on releases + cleanup (#16026)

Co-authored-by: Vlad Zarytovskii <[email protected]>
Co-authored-by: Adam Boniecki <[email protected]>

Author: 3 people

INTERNAL.md

@@ -98,29 +98,6 @@ Since github issue filtering is currently not flexible enough, that query was ge
 Invoke-WebRequest -Uri "https://github.com/api/repos/dotnet/fsharp/labels?per_page=100" | ConvertFrom-Json | % { $_.name } | ? { $_.StartsWith("Area-") } | % { Write-Host -NoNewLine ('-label:"' + $_ + '" ') }
 ```
 
-## Less interesting links
-
-[FSharp.Core (Official NuGet Release)](https://dev.azure.com/dnceng/internal/_release?_a=releases&definitionId=72).
-Uploads the final `FSharp.Core` package from the specified build to NuGet.  This should only be run when we know for
-certain which build produced the final offical package.
-
-[FSharp.Core (Preview NuGet Release)](https://dev.azure.com/dnceng/internal/_release?_a=releases&definitionId=92).
-Uploads the preview `FSharp.Core.*-beta.*` package from the specified build to NuGet.  This should be run every time
-a new SDK preview is released.
-
-[FCS (Official NuGet Release)](https://dev.azure.com/dnceng/internal/_release?view=mine&_a=releases&definitionId=99).
-Uploads the final `FSharp.Compiler.Service` package from the specified build to NuGet.  Only builds from the `release/fcs`
-branch can be selected.  This should only be run when we're fairly certain that the package is complete.
-
-[FCS (Preview NuGet Release)](https://dev.azure.com/dnceng/internal/_release?view=mine&_a=releases&definitionId=98).
-Uploads the preview `FSharp.Compiler.Service.*-preview.*` package from the specified build to NuGet.  Only builds from the
-`main` branch can be selected.  This can be run whenever we think we're ready to preview a new FCS build.
-
-[Nightly VSIX (main) uploader](https://dev.azure.com/dnceng/internal/_release?_a=releases&definitionId=70).  Uploads
-a package from every build of `main` to the [Nightly VSIX feed](README.md#using-nightly-releases-in-visual-studio).
-
-[Nightly VSIX (preview) uploader](https://dev.azure.com/dnceng/internal/_release?_a=releases&definitionId=71).  Uploads
-a package from every build of the branch that corresponds to the current Visual Studio preview to the
-[Preview VSIX feed](README.md#using-nightly-releases-in-visual-studio).
+## Other links
 
 [Internal source mirror](https://dev.azure.com/dnceng/internal/_git/dotnet-fsharp).

README.md

@@ -75,6 +75,8 @@ Even if you find a single-character typo, we're happy to take the change! Althou
 <add key="fsharp-prerelease" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet8/nuget/v3/index.json" />
 ```
 
+**NOTE:** Official NuGet releases of FCS and FSharp.Core are synched with SDK releases (on purpose - we want to be in sync). Nightly packages release to Azure feeds on every successful insertion.
+
 ## Branches
 
 These are the branches in use: