remove url from docs

apps/docs/src/pages/docs/javascript.mdx

@@ -24,7 +24,6 @@ pnpm install @openpanel/sdk
 import { OpenpanelSdk } from '@openpanel/sdk';
 
 const op = new OpenpanelSdk({
-  url: 'https://api.openpanel.dev',
   clientId: '{YOUR_CLIENT_ID}',
   // mostly for backend and apps that can't rely on CORS
   clientSecret: '{YOUR_CLIENT_SECRET}',

apps/docs/src/pages/docs/nextjs.mdx

@@ -199,7 +199,6 @@ When using server events it's important to create a new client (with a secret).
 import { OpenpanelSdk } from '@openpanel/nextjs';
 
 const opServer = new OpenpanelSdk({
-  url: 'https://api.openpanel.dev',
   clientId: '{YOUR_CLIENT_ID}',
   clientSecret: '{YOUR_CLIENT_SECRET}',
 });

apps/docs/src/pages/docs/react-native.mdx

@@ -25,7 +25,6 @@ On native we use a clientSecret to authenticate the app.
 
 ```typescript
 const op = new Openpanel({
-  url: 'https://api.openpanel.dev',
   clientId: '{YOUR_CLIENT_ID}',
   clientSecret: '{YOUR_CLIENT_SECRET}',
 });

apps/docs/src/pages/docs/script.mdx

@@ -16,7 +16,6 @@ Just insert this snippet and replace `{YOUR_CLIENT_ID}` with your client id.
       (window.op.q = window.op.q || []).push(args);
     };
   window.op('ctor', {
-    url: 'https://api.openpanel.dev',
     clientId: '{YOUR_CLIENT_ID}',
     trackScreenViews: true,
     // trackOutgoingLinks: true,

apps/docs/src/pages/docs/web.mdx

@@ -24,7 +24,6 @@ pnpm install @openpanel/web
 import { Openpanel } from '@openpanel/web';
 
 const op = new Openpanel({
-  url: 'https://api.openpanel.dev',
   clientId: '{YOUR_CLIENT_ID}',
   trackScreenViews: true,
   // trackAttributes: true,