docs: Fix some typos in the idmap backend section.
Signed-off-by: Karolin Seeger <kseeger@samba.org>
Reviewed-by: Volker Lendecke <vl@samba.org>
Autobuild-User(master): Volker Lendecke <vl@samba.org>
Autobuild-Date(master): Thu Nov 26 14:47:17 CET 2015 on sn-devel-104
BUG: https://bugzilla.samba.org/show_bug.cgi?id=11619
(cherry picked from commit
257ec9c6e28b1ddc32bd554ff8259f8a067dd44e)
Autobuild-User(v4-3-test): Karolin Seeger <kseeger@samba.org>
Autobuild-Date(v4-3-test): Wed Dec 2 13:29:25 CET 2015 on sn-devel-104