[FIX] fix and improve res.config views and typos

addons/account/models/res_config.py

addons/account/views/res_config_view.xml

addons/crm/res_config.py

addons/crm/res_config_view.xml

addons/project/res_config.py

addons/project/res_config_view.xml

addons/sale/res_config.py

addons/stock/res_config.py

addons/stock/res_config_view.xml

addons/web/static/src/js/views/form_widgets.js

addons/web_settings_dashboard/static/src/js/dashboard.js

addons/website/models/res_config.py

addons/website/views/res_config.xml

addons/website_sale/res_config_view.xml