CHANGELOG.md: update for v0.35.2

For #2401

Change-Id: I8087341d6dcabf0b7398abc12527b940248794f7
Reviewed-on: https://go-review.googlesource.com/c/vscode-go/+/422995
TryBot-Result: kokoro <noreply+kokoro@google.com>
Run-TryBot: Suzy Mueller <suzmue@golang.org>
Reviewed-by: Jamal Carvalho <jamal@golang.org>

CHANGELOG.md

@@ -1,3 +1,14 @@
+## v0.35.2 - 15 Aug, 2022
+A list of all issues and changes can be found in the [v0.35.2 milestone](https://github.com/golang/vscode-go/milestone/51) and [commit history](https://github.com/golang/vscode-go/compare/v0.35.1...v0.35.2).
+
+### Changes
+
+This release includes a new [go.goroot command](https://github.com/golang/vscode-go/issues/2379), [fixes](https://github.com/golang/vscode-go/issues/2342) to the `Generate Tests` commands, and improvements for windows users.
+
+### Thanks
+
+Thank you for your contribution, @OrBin, @Ras96, @hyangah, @jamalcarvalho, and @suzmue!
+
 ## v0.35.1 - 19 July, 2022
 
 A list of all issues and changes can be found in the [v0.35.1 milestone](https://github.com/golang/vscode-go/milestone/50) and [commit history](https://github.com/golang/vscode-go/compare/v0.35.0...v0.35.1).