fix(core): Downgrade Rudderstack SDK (no-changelog) (#8107)

This reverts commit a895ee87fc (#8090)

Our telemetry backend is throwing 500s with the updated rudderstack sdk.
Until that is resolved, we need to downgrade.

## Review / Merge checklist
- [x] PR title and summary are descriptive

packages/cli/src/telemetry/index.ts

@@ -60,7 +60,7 @@ export class Telemetry {
 			const logLevel = config.getEnv('logs.level');
 
 			const { default: RudderStack } = await import('@rudderstack/rudder-sdk-node');
-			this.rudderStack = new RudderStack(key, { logLevel, dataPlaneUrl: url });
+			this.rudderStack = new RudderStack(key, url, { logLevel });
 
 			this.startPulse();
 		}
@@ -154,8 +154,16 @@ export class Telemetry {
 
 	async trackN8nStop(): Promise<void> {
 		clearInterval(this.pulseIntervalReference);
-		await this.track('User instance stopped');
-		await Promise.all([this.postHog.stop(), this.rudderStack?.flush()]);
+		void this.track('User instance stopped');
+		return new Promise<void>(async (resolve) => {
+			await this.postHog.stop();
+
+			if (this.rudderStack) {
+				this.rudderStack.flush(resolve);
+			} else {
+				resolve();
+			}
+		});
 	}
 
 	async identify(traits?: {
@@ -186,7 +194,7 @@ export class Telemetry {
 		return new Promise<void>((resolve) => {
 			if (this.rudderStack) {
 				const { user_id } = properties;
-				const updatedProperties = {
+				const updatedProperties: ITelemetryTrackProperties = {
 					...properties,
 					instance_id: instanceId,
 					version_cli: N8N_VERSION,