Release Notes for 7.8.3

Author: TheAngryByrd

RELEASE_NOTES.md

@@ -1,5 +1,6 @@
 ### 7.8.3 - 22.07.2023
 * Updates FSAC to 0.61.1. Check out the [release notes](https://github.com/fsharp/FsAutoComplete/releases/tag/v0.61.1) for more details.
+* [Adds Garbage Collector settings](https://github.com/ionide/ionide-vscode-fsharp/pull/1896) (Thanks @TheAngryByrd!)
 
 ### 7.8.2 - 21.07.2023
 * Updates FSAC to 0.61.0. Check out the [release notes](https://github.com/fsharp/FsAutoComplete/releases/tag/v0.61.0) for more details.