remove bootstrap : remove files and links

app/__init__.py

app/forms/main/config_logos.py

app/scodoc/html_sco_header.py

app/scodoc/sco_edit_ue.py

app/scodoc/sco_export_results.py

app/scodoc/sco_groups_view.py

app/static/libjs/bootstrap

app/static/libjs/bootstrap-5.3.3-dist/css/bootstrap-grid.css

...tic/libjs/bootstrap-5.3.3-dist/css/bootstrap-grid.css.map

...tic/libjs/bootstrap-5.3.3-dist/css/bootstrap-grid.min.css

...libjs/bootstrap-5.3.3-dist/css/bootstrap-grid.min.css.map

...tic/libjs/bootstrap-5.3.3-dist/css/bootstrap-grid.rtl.css

...libjs/bootstrap-5.3.3-dist/css/bootstrap-grid.rtl.css.map

...libjs/bootstrap-5.3.3-dist/css/bootstrap-grid.rtl.min.css

...s/bootstrap-5.3.3-dist/css/bootstrap-grid.rtl.min.css.map

...tatic/libjs/bootstrap-5.3.3-dist/css/bootstrap-reboot.css

...c/libjs/bootstrap-5.3.3-dist/css/bootstrap-reboot.css.map

...c/libjs/bootstrap-5.3.3-dist/css/bootstrap-reboot.min.css

...bjs/bootstrap-5.3.3-dist/css/bootstrap-reboot.min.css.map

...c/libjs/bootstrap-5.3.3-dist/css/bootstrap-reboot.rtl.css