Prior to this commit, alert was in the status bar. To maintain
consistency and avoid alert being in a dropdown in mobile, alert should
be below the status bar.
There was also a height issue that created a too high alert in
`mass_mailing_sms`.
This commit fixes these issues.
task-3468540
Part of task-3326263
closesodoo/odoo#132753
X-original-commit: da9d1c5e146fe0370204d3330cf3d876a98f5753
Signed-off-by: Pierre Paridans (app) <app@odoo.com>