chore: remove unused mapping (#18896)

The usage of `OIDC_ISSUER_URLS` was replaced in #15148
and is no longer needed.

Signed-off-by: Mike Fiedler <miketheman@gmail.com>

Author: miketheman

tests/unit/oidc/test_utils.py

@@ -303,17 +303,6 @@ def test_oidc_context_principals():
 
 
 def test_oidc_maps_consistent():
-    # Our various mappings should have equivalent cardinalities.
-    assert len(utils.OIDC_ISSUER_URLS) == len(utils.OIDC_ISSUER_SERVICE_NAMES)
-    assert len(utils.OIDC_ISSUER_URLS) == len(utils.OIDC_ISSUER_ADMIN_FLAGS)
-    assert len(utils.OIDC_ISSUER_URLS) == len(utils.OIDC_PUBLISHER_CLASSES)
-
-    for iss in utils.OIDC_ISSUER_URLS:
-        # Each issuer should be present in each mapping.
-        assert iss in utils.OIDC_ISSUER_SERVICE_NAMES
-        assert iss in utils.OIDC_ISSUER_ADMIN_FLAGS
-        assert iss in utils.OIDC_PUBLISHER_CLASSES
-
     for class_map in utils.OIDC_PUBLISHER_CLASSES.values():
         # The class mapping for pending and non-pending publisher models
         # should be distinct.

warehouse/oidc/utils.py

@@ -46,13 +46,6 @@
     ACTIVESTATE_OIDC_ISSUER_URL: AdminFlagValue.DISALLOW_ACTIVESTATE_OIDC,
 }
 
-OIDC_ISSUER_URLS = {
-    GITHUB_OIDC_ISSUER_URL,
-    GITLAB_OIDC_ISSUER_URL,
-    GOOGLE_OIDC_ISSUER_URL,
-    ACTIVESTATE_OIDC_ISSUER_URL,
-}
-
 OIDC_PUBLISHER_CLASSES: dict[
     str, dict[bool, type[OIDCPublisher | PendingOIDCPublisher]]
 ] = {