extension/src/goTelemetry: increase telemetry prompt rate to 1%

Change-Id: I6544f0d5d1fb2b44200cf3f924573c6ced7b1b52
Reviewed-on: https://go-review.googlesource.com/c/vscode-go/+/569216
Reviewed-by: Robert Findley <rfindley@google.com>
Commit-Queue: Hyang-Ah Hana Kim <hyangah@gmail.com>
kokoro-CI: kokoro <noreply+kokoro@google.com>

Author: hyangah

extension/src/goTelemetry.ts

@@ -162,7 +162,7 @@ export class TelemetryService {
 	async promptForTelemetry(
 		isPreviewExtension: boolean,
 		isVSCodeTelemetryEnabled: boolean = vscode.env.isTelemetryEnabled,
-		samplingInterval = 1 /* prompt N out of 1000. 1 = 0.1% */
+		samplingInterval = 10 /* prompt N out of 1000. 10 = 1% */
 	) {
 		if (!this.active) return;