add djlint and refactor makefile to be more similar to mb

[goapunk]

Tasks

• [ ] PR name contains story or task reference
• [ ] Documentation (docs and inline)
• [ ] Tests (including n+1 and django_assert_num_queries where applicable)
• [x] Changelog

[m4ra]

I leave this open until @hom3mad3 has a look and she is updated on how to fix lint issues with make commands. Also I tested it, and --reformat is not fixing all linting issues, e.x double quotes and enblock names, so this will require manual editing to get the git commit accepted.