Bug 31489: Typo in EnableExpiredPasswordReset description

Bug 31489: Typo in EnableExpiredPasswordReset description

This patch corrects a typo in the EnableExpiredPasswordReset system preference description.

To test:
1) Apply patch
2) Go to Administration > Global system preferences
3) Search for EnableExpiredPasswordReset
4) Read the description and make sure there are no errors.

Signed-off-by: Joonas Kylmälä <joonas.kylmala@iki.fi>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit b715ea28b15ae689571cda0535bd3dac467099bd)

Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>