move styleguide2 to shared templates

.pre-commit-config.yaml

elections2021/models.py

instagram_utils/services.py

main/blocks.py

...migrations/0066_alter_mainarticlepage_content_and_more.py

main/models.py

main/static/main/images/background-images/bg-bartos.jpg

main/static/main/images/background-images/bg-migrace.png

main/static/main/images/ivan1.png

main/static/main/images/ivan2.png

main/static/main/images/person-table.png

main/templates/main/includes/atoms/text/prose.html

...plates/main/includes/organisms/header/article_header.html

...in/includes/organisms/header/simple_header_with_tags.html

...anisms/header/simple_header_with_tags_and_navigation.html

...tes/main/includes/organisms/popouts/hoax_popout_list.html

main/templates/main/main_article_page.html

main/templates/main/main_articles_page.html

main/templates/main/main_contact_page.html

main/templates/main/main_crossroad_page.html