This PR updates javascript code to be up to date with the codebase standards:
- use the `static` keyword when possible
- proper owl imports
- removed unecessary `@odoo-module` directives
Task ID: 2258359
closesodoo/documentation#11483
Forward-port-of: odoo/documentation#11466
Signed-off-by: Bastien Fafchamps (bafa) <bafa@odoo.com>
Signed-off-by: Antoine Vandevenne (anv) <anv@odoo.com>