Update django-webpack-loader from 3.1.0 to 3.1.1 (#5336)

{{cookiecutter.project_slug}}/requirements/base.txt

@@ -47,5 +47,5 @@ django-cors-headers==4.4.0  # https://github.com/adamchainz/django-cors-headers
 drf-spectacular==0.27.2  # https://github.com/tfranzel/drf-spectacular
 {%- endif %}
 {%- if cookiecutter.frontend_pipeline == 'Webpack' %}
-django-webpack-loader==3.1.0  # https://github.com/django-webpack/django-webpack-loader
+django-webpack-loader==3.1.1  # https://github.com/django-webpack/django-webpack-loader
 {%- endif %}