[gopls-release-branch.0.6] internal/lsp: update version to v0.6.9

Change-Id: Ib2ad23b1edef5c7411fba2c3bdd1065966ee57f1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/303212
Trust: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
gopls-CI: kokoro <noreply+kokoro@google.com>
TryBot-Result: Go Bot <gobot@golang.org>

internal/lsp/debug/info.go

@@ -26,7 +26,7 @@ const (
 )
 
 // Version is a manually-updated mechanism for tracking versions.
-const Version = "v0.6.8"
+const Version = "v0.6.9"
 
 // ServerVersion is the format used by gopls to report its version to the
 // client. This format is structured so that the client can parse it easily.