fix casing

Author: dr3s

tests/server/fastmcp/auth/test_auth_integration.py

@@ -831,7 +831,7 @@ async def test_authorization_get(
         assert "token_type" in token_response
         assert "refresh_token" in token_response
         assert "expires_in" in token_response
-        assert token_response["token_type"] == "bearer"
+        assert token_response["token_type"] == "Bearer"
 
         # 5. Verify the access token
         access_token = token_response["access_token"]