minor grammatical update (#3267)

Author: Rob Lauer

lib/services/subscription-service.ts

@@ -11,7 +11,7 @@ export class SubscriptionService implements ISubscriptionService {
 
 	public async subscribeForNewsletter(): Promise<void> {
 		if (await this.shouldAskForEmail()) {
-			this.$logger.out("Leave your e-mail address here to subscribe for NativeScript newsletter and product updates, tips and tricks:");
+			this.$logger.out("Enter your e-mail address to subscribe to the NativeScript Newsletter and hear about product updates, tips & tricks, and community happenings:");
 			const email = await this.getEmail("(press Enter for blank)");
 			await this.$userSettingsService.saveSetting("EMAIL_REGISTERED", true);
 			await this.sendEmail(email);

test/services/subscription-service.ts

@@ -155,7 +155,7 @@ describe("subscriptionService", () => {
 
 			await subscriptionService.subscribeForNewsletter();
 
-			assert.equal(loggerOutput, "Leave your e-mail address here to subscribe for NativeScript newsletter and product updates, tips and tricks:");
+			assert.equal(loggerOutput, "Enter your e-mail address to subscribe to the NativeScript Newsletter and hear about product updates, tips & tricks, and community happenings:");
 		});
 
 		const expectedMessageInPrompter = "(press Enter for blank)";