Updated Billing page order

Author: dcpena

src/content/docs/billing/billing-policy.mdx

@@ -2,7 +2,7 @@
 title: Billing policy
 pcx_content_type: overview
 sidebar:
-  order: 5
+  order: 8
 ---
 
 **The terms subscription and add-on service are used interchangeably in this support guide.**

src/content/docs/billing/cancel-subscription.mdx

@@ -3,7 +3,8 @@ pcx_content_type: how-to
 title: Cancel Cloudflare subscriptions
 head: []
 description: Cancel Cloudflare subscriptions
-
+sidebar:
+  order: 7
 ---
 
 Cancellations are not processed until the end of the billing period, so you can continue using the add-on or subscription until the new billing period begins. To avoid unwanted charges, start the cancellation process before the end of your billing period.

src/content/docs/billing/change-plan.mdx

@@ -1,6 +1,8 @@
 ---
 pcx_content_type: how-to
 title: Change domain plan
+sidebar:
+  order: 6
 ---
 
 import { TabItem, Tabs } from "~/components";

src/content/docs/billing/invoices.mdx

@@ -2,7 +2,7 @@
 title: Invoices
 pcx_content_type: overview
 sidebar:
-  order: 7
+  order: 10
 ---
 
 You will receive an invoice in the **Billing** section of your Cloudflare account when you:

src/content/docs/billing/preview-services.mdx

@@ -1,7 +1,8 @@
 ---
 pcx_content_type: reference
 title: Preview services
-
+sidebar:
+  order: 5
 ---
 
 Contracted customers can try certain products and features for 30 days.

src/content/docs/billing/sales-tax.mdx

@@ -2,7 +2,7 @@
 title: Sales tax
 pcx_content_type: overview
 sidebar:
-  order: 8
+  order: 11
 ---
 
 To adhere to tax laws in Russia and certain US states, Cloudflare collects sales tax on sales of our services based on your billing address.

src/content/docs/billing/troubleshoot-failed-payments.mdx

@@ -2,7 +2,7 @@
 title: Troubleshoot failed payments
 pcx_content_type: overview
 sidebar:
-  order: 9
+  order: 12
 ---
 
 If payment for a new Cloudflare plan, add-on, or subscription fails, you may need to ask your bank to remove a hold, update your Cloudflare billing information, or confirm that your account has sufficient funds

src/content/docs/billing/troubleshoot-invoices.mdx

@@ -2,7 +2,7 @@
 title: Troubleshoot invoices
 pcx_content_type: overview
 sidebar:
-  order: 10
+  order: 13
 ---
 
 ## Change in billing contact information

src/content/docs/billing/usage-based-billing.mdx

@@ -2,7 +2,7 @@
 title: Usage based billing
 pcx_content_type: overview
 sidebar:
-  order: 6
+  order: 9
 ---
 
 For some Cloudflare subscriptions and services, you will be charged based on how much a feature was used during your previous billing period. This differs from other services, which are a prepaid flat fee for the upcoming month (e.g. plans, page rules, etc.).