test: remove unnecessary change

Signed-off-by: Jussi Kukkonen <[email protected]>

Author: jku

test/unit/conftest.py

@@ -216,7 +216,7 @@ def ctx_cls():
     return ctx_cls, IdentityToken(token)
 
 
-@pytest.fixture(scope="session")
+@pytest.fixture
 def staging() -> tuple[type[SigningContext], type[Verifier], IdentityToken]:
     """
     Returns a SigningContext, Verifier, and IdentityToken for the staging environment.