The referenced `bypass.py` file isn't specified anywhere in
the training documentation or code content.
The paragraph is removed to avoid meaningless searches and
confusing trainees.
This commit also adds a missing parenthese in the preceding
code content.
Fixes#2488closesodoo/documentation#2523
X-original-commit: 1c4abe4e07
Signed-off-by: Antoine Vandevenne (anv) <anv@odoo.com>