Purpose of this commit is to give description more "business oriented"
because those descriptions appears in Odoo Studio which is supposed to be used by end users, not only by developers.
Related Task ID : 37311
website_slides: use the recently introduced website.published.mixin to
replace the website_published and website_url fields defined in various
remaining modules.
In slides, some templates have been updated because share_url was basically
website_url and has been replaced.
Change xmlid from ir rule
Uses odoo unslug function
Rename CamelCase variable / function
Replace SQL by ORM search
Replace 1 by True for boolean
Improve name for ir model access
Add missing coding
Reindent long line
Reindent xml
Typo singular/plural