linkedin auth does not work , always gives the invalid client

[Shivam38391]

Describe the bug

To Reproduce

Expected behavior

Version

• I have tested with the latest published release and it's still a problem.
• I have tested with the master branch and it's still a problem.

Additional context

[Shivam38391]

(.env) D:\DjangoProjects\djOauthtest>curl -X POST -d "grant_type=convert_token&client_id=SCezl5G8UNTIBPDiZM6vRKQwM00gFKGvMtWjiH9i&backend=linkedin-openidconnect&token=AQVISd5AITsI-_oBbfWy_yZsxnawJ3YPrLZ9Q91GdjdsQjIZWvx4ReNZWiEIXXCqzJ22Ggn9zVucrxpQmVvagijB3SfDj7npocIOMqm13ys615AjDrjRJ7_H-mP3JTLa4TJwIgr1SH_rHpBh9VvUkNdndu2zvz7dmh4YCQV0iqy8aQTZK9RpHOAhmPYYfp2bzf9M7NbGc3pQvs7M9Yao0dM8v3_GxbLk7iCql8BaZtCdm_NozFSoglkbvNDFWGE65ysD_lew7WXR8R4mwYrTYLvm1AwLkfcV87gWQ4n7rh1PNhbt7EjfxhYFofHvYYLwprCdv66H7am18-XCy33L_1CXe4fTog" http://127.0.0.1:5000/auth/convert-token {"error":"invalid_client"}