message: Prepare for 9.0.4 release
diff: @@ -11,18 +11,22 @@ tag versions. The Bond compiler (`gbc`) and
  different versioning scheme, following the Haskell community's
  [package versioning policy](https://wiki.haskell.org/Package_versioning_policy).
  -## Unreleased ##
  +## 9.0.4: 2020-11-23 ##
  -* IDL core version: TBD
  -* C++ version: TBD, bug fix bump needed
  -* C# NuGet version: TBD
  -* `gbc` & compiler library: TBD
  +* IDL core version: 3.0
  +* C++ version: 9.0.4
  +* C# NuGet version: 9.0.3
  +* `gbc` & compiler library: 0.12.1.0
  ### C++ ###
  * Bond now uses the `[[noreturn]]` attribute to annotate functions that do
  not return. Previously, it used compiler-specific annotations.
  +### C# ###
  +
  +* There were no C# changes in this release.
  +
  ## 9.0.3: 2020-08-06 ##
  * IDL core version: 3.0
  