[1.11.x] Fixed #28161 -- Fixed return type of ArrayField(CITextField()).

Thanks Tim for the review.

Backport of b91868507a from master.

tests/postgres_tests/migrations/0002_create_test_models.py

@@ -144,6 +144,7 @@ class Migration(migrations.Migration):
                 ('name', CICharField(primary_key=True, max_length=255)),
                 ('email', CIEmailField()),
                 ('description', CITextField()),
+                ('array_field', ArrayField(CITextField(), null=True)),
             ],
             options={
                 'required_db_vendor': 'postgresql',