Use theme_default instead of theme_common. Instead, theme_common is not available when only website is installed as it depends of the design-themes repository. closes odoo/odoo#82587 X-original-commit: a10522c6509caf7f09f21e6da3224d5865f0ba6a Signed-off-by: Romain Derie (rde) <rde@odoo.com>