release notes

Author: DedSec256

docs/release-notes/.FSharp.Compiler.Service/8.0.400.md

@@ -18,6 +18,7 @@
 * Fix for exponential runtime in CE builders when using nested implicit yields [PR #17096](https://github.com/dotnet/fsharp/pull/17096)
 * Fix several AND operator parser bugs and regressions ([Issue #16447](https://github.com/dotnet/fsharp/issues/16447), [Issue #17134](https://github.com/dotnet/fsharp/issues/17134), [Issue #16309](https://github.com/dotnet/fsharp/issues/16309), [PR #17113](https://github.com/dotnet/fsharp/pull/17113))
 * Treat exceptions as types in a namespace for graph based type checking ([Issue #17262](https://github.com/dotnet/fsharp/issues/17262), [PR #17268](https://github.com/dotnet/fsharp/pull/17268))
+* Fix reporting IsFromComputationExpression only for CE builder type constructors and let bindings. ([PR #17375](https://github.com/dotnet/fsharp/pull/17375))
 
 ### Added