test+web: fix test suite and remove redundant privacy checkbox

tests/test_auth_flow.py

@@ -6,6 +6,7 @@ from app.auth.models import EmailVerificationToken
 async def test_register_verify_login_and_me(client, db_session):
     register_payload = {
         "email": "alice@example.com",
+        "name": "Alice",
         "username": "alice",
         "password": "strongpass123",
     }
@@ -46,6 +47,7 @@ async def test_register_verify_login_and_me(client, db_session):
 async def test_refresh_token_rotation(client, db_session):
     payload = {
         "email": "bob@example.com",
+        "name": "Bob",
         "username": "bob",
         "password": "strongpass123",
     }