Fix typo (stoplightio#2203)

Co-authored-by: Nauman <[email protected]>

docs/getting-started/elements/elements-options.md

@@ -8,7 +8,7 @@
 - `hideSchemas` - Pass `true` to hide the schemas in the Table of Contents, when using the `sidebar` layout.
 - `hideExport` - Pass `true` to hide the Export button on overview section of the documentation.
 - `tryItCorsProxy` - Pass the URL of a CORS proxy used to send requests to the Try It feature. The provided URL is pre-pended to the URL of an actual request.
-- `tryItCredentialPolicy` - Use to fetch the credential policy for the Try It feature. Options are: `omit` (default), `include`, and `same-origin`.
+- `tryItCredentialsPolicy` - Use to fetch the credential policy for the Try It feature. Options are: `omit` (default), `include`, and `same-origin`.
 - `layout` - There are two layouts for Elements:
   - `sidebar` - (default) Three-column design with a sidebar that can be resized.
   - `stacked` - Everything in a single column, making integrations with existing websites that have their own sidebar or other columns already.