misc: deprecate unused django admin app (#84884)

hobo/environment/admin.py

@@ -1,2 +0,0 @@
-# noqa pylint: disable=unused-import
-from django.contrib import admin

hobo/settings.py

@@ -37,7 +37,6 @@ EMAIL_FROM_ALLOWED_DOMAINS = []
 # Application definition
 
 INSTALLED_APPS = (
-    'django.contrib.admin',
     'django.contrib.auth',
     'django.contrib.contenttypes',
     'django.contrib.sessions',

hobo/urls.py

@@ -15,7 +15,6 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 from django.conf import settings
-from django.contrib import admin
 from django.urls import include, path, re_path
 
 from .applications.urls import urlpatterns as applications_urls
@@ -31,8 +30,6 @@ from .theme.urls import urlpatterns as theme_urls
 from .urls_utils import decorated_includes
 from .views import admin_required, health_json, hobo, home, login, login_local, logout, menu_json
 
-admin.autodiscover()
-
 urlpatterns = [
     path('', home, name='home'),
     re_path(r'^sites/', decorated_includes(admin_required, include(environment_urls))),
@@ -48,7 +45,6 @@ urlpatterns = [
     path('api/health/', health_json, name='health-json'),
     re_path(r'^menu.json$', menu_json, name='menu_json'),
     re_path(r'^hobos.json$', hobo),
-    re_path(r'^admin/', admin.site.urls),
 ]
 
 # add authentication patterns