chore(deps): update dependency django-environ to v0.12.0 (#13401)

Author: renovate-bot

appengine/flexible/django_cloudsql/requirements.txt

@@ -1,6 +1,6 @@
 Django==5.2.1
 gunicorn==23.0.0
 psycopg2-binary==2.9.10
-django-environ==0.11.2
+django-environ==0.12.0
 google-cloud-secret-manager==2.21.1
 django-storages[google]==1.14.5

appengine/flexible_python37_and_earlier/django_cloudsql/requirements.txt

@@ -1,6 +1,6 @@
 Django==5.2.1
 gunicorn==23.0.0
 psycopg2-binary==2.9.10
-django-environ==0.11.2
+django-environ==0.12.0
 google-cloud-secret-manager==2.21.1
 django-storages[google]==1.14.5

run/django/requirements.txt

@@ -1,7 +1,7 @@
 Django==5.2.1; python_version >= "3.10"
 Django==4.2.21; python_version >= "3.8" and python_version < "3.10"
 django-storages[google]==1.14.5
-django-environ==0.11.2
+django-environ==0.12.0
 psycopg2-binary==2.9.10
 gunicorn==23.0.0
 google-cloud-secret-manager==2.21.1