Fixed #34851 -- Dropped support for PostgreSQL 12 and PostGIS 2.5.

tests/postgres_tests/migrations/0001_setup_extensions.py

@@ -1,6 +1,6 @@
 from unittest import mock
 
-from django.db import connection, migrations
+from django.db import migrations
 
 try:
     from django.contrib.postgres.operations import (
@@ -9,7 +9,6 @@ try:
         BtreeGistExtension,
         CITextExtension,
         CreateExtension,
-        CryptoExtension,
         HStoreExtension,
         TrigramExtension,
         UnaccentExtension,
@@ -23,11 +22,6 @@ except ImportError:
     HStoreExtension = mock.Mock()
     TrigramExtension = mock.Mock()
     UnaccentExtension = mock.Mock()
-    needs_crypto_extension = False
-else:
-    needs_crypto_extension = (
-        connection.vendor == "postgresql" and not connection.features.is_postgresql_13
-    )
 
 
 class Migration(migrations.Migration):
@@ -39,8 +33,6 @@ class Migration(migrations.Migration):
         # Ensure CreateExtension quotes extension names by creating one with a
         # dash in its name.
         CreateExtension("uuid-ossp"),
-        # CryptoExtension is required for RandomUUID() on PostgreSQL < 13.
-        CryptoExtension() if needs_crypto_extension else mock.Mock(),
         HStoreExtension(),
         TrigramExtension(),
         UnaccentExtension(),