chore: remove 'binary.com' from documenataion

Author: sanjam-deriv

docs/core-concepts/authorization-authentication/index.md

@@ -59,7 +59,7 @@ Here is the visual representation of how the OAuth authorisation connection work
 
 ## The authentication process
 
-In order to authenticate your user, specify the URL that will be used as the OAuth Redirect URL on the [Dashboard](/dashboard) page, **Register application** tab in the **OAuth details** fields. Then, add a login button on your website or app and direct users to **`https://oauth.binary.com/oauth2/authorize?app_id=your_app_id`** where your_app_id is the ID of your app.
+In order to authenticate your user, specify the URL that will be used as the OAuth Redirect URL on the [Dashboard](/dashboard) page, **Register application** tab in the **OAuth details** fields. Then, add a login button on your website or app and direct users to **`https://oauth.deriv.com/oauth2/authorize?app_id=your_app_id`** where your_app_id is the ID of your app.
 
 ![Deriv OAuth Login](/img/oauth_login.png 'Deriv OAuth Login')
 

docs/guides/oauth2/index.md

@@ -33,7 +33,7 @@ For more information on OAuth2, [see this guide](https://aaronparecki.com/oauth-
 
 1. Specify the URL that will be used as the **OAuth Redirect URL** on the app registration page in the **Website URL field**.
 
-2. Add a login button on your website or app and direct users to `https://oauth.binary.com/oauth2/authorize?app_id=your_app_id` where your_app_id is the ID of your app.
+2. Add a login button on your website or app and direct users to `https://oauth.deriv.com/oauth2/authorize?app_id=your_app_id` where your_app_id is the ID of your app.
 
 3. Once a user signs up, they will be redirected to the URL that you entered as the **Redirect URL**. This URL will have arguments added to it with the user's session tokens, and will look similar to: `https://[YOUR_WEBSITE_URL]/redirect/?acct1=cr799393& token1=a1-f7pnteezo4jzhpxclctizt27hyeot&cur1=usd& acct2=vrtc1859315& token2=a1clwe3vfuuus5kraceykdsoqm4snfq& cur2=usd&state=`