Release Notes

Author: auduchinok

docs/release-notes/.FSharp.Compiler.Service/10.0.300.md

@@ -25,6 +25,8 @@
 ### Added
 * FSharpType: add ImportILType ([PR #19300](https://github.com/dotnet/fsharp/pull/19300))
 * Type checker: recover on argument/overload checking ([PR #19314](https://github.com/dotnet/fsharp/pull/19314))
+Symbols: add ObsoleteDiagnosticInfo ([PR #19359](https://github.com/dotnet/fsharp/pull/19359))
+
 
 ### Changed