Add hide-env change

Author: IanManske

blog/2024-05-28-nushell_0_94_0.md

@@ -48,6 +48,7 @@ As part of this release, we also publish a set of optional plugins you can insta
           - [*`bytes build`*](#bytes-build-toc)
           - [*`from nuon` and `to nuon`*](#from-nuon-and-to-nuon-toc)
           - [*`save`*](#save-toc)
+          - [*`hide-env`*](#hide-env-toc)
           - [*CWD fixes*](#cwd-fixes-toc)
           - [*`nu-highlight`*](#nu-highlight-toc)
           - [*`into sqlite`*](#into-sqlite-toc)
@@ -296,6 +297,10 @@ The nuon commands can now serialize and deserialize cell path values after [#127
 
 With [#12833](https://github.com/nushell/nushell/pull/12833), custom converters now work again for the `save` command. E.g., `save output.custom` now uses the `to custom` command if it exists (note that this is currently not done for singular string value inputs).
 
+#### `hide-env` [[toc](#table-of-content)]
+
+A long-standing bug with `hide-env` is that it would not hide environment variables from external commands / child processes in certain cases. With [#12901](https://github.com/nushell/nushell/pull/12901), this issue has finally been fixed.
+
 #### CWD fixes [[toc](#table-of-content)]
 
 Some commands are incorrectly using the current working directory of the shell process, instead of the internal `$env.CWD` tracked in the engine state. This release fixes a few of these commands: