Re-enable test_adfs2022_fed_user - ADFS labs are back up

ADFS labs were marked as temporarily down since July 2025.
KV data for User-Federated-Config matches the expected lab user:
- upn: fIDLAB@ID4SLAB1.COM
- tenant: 10c419d4-4a50-45b2-aa4e-919fb84df24f
- provider: ADFSv2022 / ID4SLab1

Author: RyAuld

tests/test_e2e.py

@@ -847,7 +847,6 @@ def test_user_account(self):
 
 
 class WorldWideTestCase(LabBasedTestCase):
-    _ADFS_LABS_UNAVAILABLE = "ADFS labs were temporarily down since July 2025 until further notice"
 
     def test_aad_managed_user(self):  # Pure cloud
         """Test username/password flow for a managed AAD user."""
@@ -862,7 +861,6 @@ def test_aad_managed_user(self):  # Pure cloud
             scope=["https://graph.microsoft.com/.default"],
         )
 
-    @unittest.skip(_ADFS_LABS_UNAVAILABLE)
     def test_adfs2022_fed_user(self):
         """Test username/password flow for a federated user via ADFS 2022."""
         app = get_app_config(AppSecrets.PCA_CLIENT)