This commits make a new standalone test for Markup()
The idea is to only flag the usage of Markup inside of runbot if
it is called on the non-constant string.
Markup('<span> %s </span>') % text #should not raise a flag,
Markup('<span> %s </span>' % 'text') #should raise a flag
closes odoo/odoo#131206
Signed-off-by: Vranckx Florian (flvr) <flvr@odoo.com>
Co-authored-by: Alex Roscav <roal@odoo.com>