Update release notes for fcs 38.0.1 and 39.0.0 (dotnet#10602)

release-notes.md

@@ -65,6 +65,33 @@ This release covers three important milestones: F# 5, Visual Studio 16.8, and .N
 * Prevent assignment to `const` fields, by [Chet Husk](https://github.com/baronfel)
 * Compiler message improvements (especially for overload resolution) by [Gauthier Segay](https://github.com/smoothdeveloper), [Vladimir Shchur](https://github.com/Lanayx), and Microsoft
 
+### FSharp Compiler Service 39.0.0
+*  Add ConvertToAnonymousRecord quick fixeroony [#10493](https://github.com/dotnet/fsharp/pull/10493)
+* Add UseMutationWhenValueIsMutable code fix [#10488](https://github.com/dotnet/fsharp/pull/10488)
+* Add MakeDeclarationMutable code fix [#10480](https://github.com/dotnet/fsharp/pull/10480)
+* Add ChangeToUpcast code fix [#10463](https://github.com/dotnet/fsharp/pull/10463)
+* Add AddMissingEqualsToTypeDefinition code fixer [#10470](https://github.com/dotnet/fsharp/pull/10470)
+* Tag items in tooltips consistenly with respect to document classification. [#9563](https://github.com/dotnet/fsharp/pull/9563)
+* Add ConvertToSingleEqualsEqualityExpression code fix [#10462](https://github.com/dotnet/fsharp/pull/10462)
+* Turn XML doc and Sig<->Impl mismatch warnings on by default [#10457](https://github.com/dotnet/fsharp/pull/10457)
+* Add ChangeRefCellDerefToNotExpression code fixer [#10469](https://github.com/dotnet/fsharp/pull/10469)
+* Add WrapExpressionInParentheses code fix [#10460](https://github.com/dotnet/fsharp/pull/10460)
+* Add ChangePrefixNegationToInfixSubtraction code fixeroo [#10471](https://github.com/dotnet/fsharp/pull/10471)
+* Fix generic overloads with nullable [#10582](https://github.com/dotnet/fsharp/pull/10582)
+* Resolve issue with implicit yields requiring Zero [#10556](https://github.com/dotnet/fsharp/pull/10556), by [Ryan Coy](https://github.com/laenas)
+* Fix issue10550 FSI accessing System.Configuration. [#10572](https://github.com/dotnet/fsharp/pull/10572)
+* Add field names to ILNativeType.Custom. [#10567](https://github.com/dotnet/fsharp/pull/10567), by [Scott Hutchinson](https://github.com/ScottHutchinson)
+* Add field names to the ILExceptionClause.FilterCatch constructor. [#10559](https://github.com/dotnet/fsharp/pull/10559), by [Scott Hutchinson](https://github.com/ScottHutchinson)
+* Fix completion with backticks, underscores, numbers [#10500](https://github.com/dotnet/fsharp/pull/10500), by [zanaptak](https://github.com/zanaptak)
+* Emitting IsReadOnly/In attributes on abstract properties [#10542](https://github.com/dotnet/fsharp/pull/10542)
+* Disable partial type checking when getting full results for a file [#10448](https://github.com/dotnet/fsharp/pull/10448)
+* Fix unused open type declaration detection [#10510](https://github.com/dotnet/fsharp/pull/10510), by [André Slupik](https://github.com/asik)
+
+### FSharp Compiler Service 38.0.1
+* add check for system assemblies completion [#10575](https://github.com/dotnet/fsharp/pull/10575)
+* Fix net sdk references discovery [#10569](https://github.com/dotnet/fsharp/pull/10569)
+* Fix FSC nuget package dependencies. [#10588](https://github.com/dotnet/fsharp/pull/10588)
+
 ### FSharp Compiler Service 38.0.0
 
 The most notable change for FSharp.Compiler.Service is that it is now built and deployed as a part of the dotnet/fsharp codebase. Builds are produced nightly, matching exactly the nightly builds of the F# compiler, FSharp.Core, and F# tools.