Fix chemistry department (warning: this may break the choices from members of the department)

Signed-off-by: Yohann D'ANELLO <ynerant@crans.org>

apps/member/models.py

@@ -57,7 +57,7 @@ class Profile(models.Model):
             ('A1', _("Mathematics (A1)")),
             ('A2', _("Physics (A2)")),
             ("A'2", _("Applied physics (A'2)")),
-            ('A''2', _("Chemistry (A''2)")),
+            ("A''2", _("Chemistry (A''2)")),
             ('A3', _("Biology (A3)")),
             ('B1234', _("SAPHIRE (B1234)")),
             ('B1', _("Mechanics (B1)")),