[gopls-release-branch.0.15] gopls/internal/server: update telemetry p…

…rompt link

Now that go.dev/doc/telemetry exists, use it as a better link for
information about go telemetry.

For golang/go#63883

Change-Id: Ibe561c435e648b324a5ac444a8aade953354e92b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/570598
Reviewed-by: Hyang-Ah Hana Kim <hyangah@gmail.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>

gopls/internal/server/prompt.go

@@ -191,12 +191,12 @@ func (s *server) maybePromptForTelemetry(ctx context.Context, enabled bool) {
 		return
 	}
 
-	var prompt = `Go telemetry helps us improve Go by periodically sending anonymous metrics and crash reports to the Go team. Learn more at https://telemetry.go.dev/privacy.
+	var prompt = `Go telemetry helps us improve Go by periodically sending anonymous metrics and crash reports to the Go team. Learn more at https://go.dev/doc/telemetry.
 
 Would you like to enable Go telemetry?
 `
 	if s.Options().LinkifyShowMessage {
-		prompt = `Go telemetry helps us improve Go by periodically sending anonymous metrics and crash reports to the Go team. Learn more at [telemetry.go.dev/privacy](https://telemetry.go.dev/privacy).
+		prompt = `Go telemetry helps us improve Go by periodically sending anonymous metrics and crash reports to the Go team. Learn more at [go.dev/doc/telemetry](https://go.dev/doc/telemetry).
 
 Would you like to enable Go telemetry?
 `