CHANGELOG.md: add release heading for v0.51.1
This is an automated CL which updates the CHANGELOG.md.
Change-Id: I35957152dcc71b57b4752c09be5d715dfe98532c
Reviewed-on: https://go-review.googlesource.com/c/vscode-go/+/715280
Reviewed-by: Madeline Kalil <mkalil@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Hongxiang Jiang <hxjiang@golang.org>
Auto-Submit: Gopher Robot <gobot@golang.org>
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b8c01df..ae37c81 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -75,6 +75,15 @@
* Resolved a problem where `staticcheck` was being installed automatically even
when it was not in use (golang/vscode-go#3898).
+## v0.51.1 (prerelease)
+
+Date: 2025-10-27
+
+This is the [pre-release version](https://code.visualstudio.com/api/working-with-extensions/publishing-extension#prerelease-extensions) of v0.52.
+
+**Full Changelog**: https://github.com/golang/vscode-go/compare/v0.50.0-rc.1...v0.51.1
+**Milestone**: https://github.com/golang/vscode-go/issues?q=milestone%3Av0.52.0
+
## v0.51.0 (prerelease)
Date: 2025-09-04
