LU-10070 lod: SEL inheritance fix

LU-10070 lod: SEL inheritance fix

a sub-dir cannot be created in a dir with a SEL layout template
due to problem layout verification

Fixes: 94e9699878e ("LU-10070 lod: SEL: interoperability support")

Signed-off-by: Vitaly Fertman <c17818@cray.com>
Cray-bug-id: LUS-2528
Change-Id: I2c439e44d8f183f4057f548ee38e530c578371e4
Reviewed-on: https://review.whamcloud.com/35704
Reviewed-by: Patrick Farrell <pfarrell@whamcloud.com>
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Alexey Lyashkov <c17817@cray.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>