LU-12923 lustre: Replace CLASSERT() with BUILD_BUG_ON()

LU-12923 lustre: Replace CLASSERT() with BUILD_BUG_ON()

This patch replaces all CLASSERT() with kernel defined
BUILD_BUG_ON()

Test-Parameters: trivial
Signed-off-by: Arshad Hussain <arshad.super@gmail.com>
Change-Id: Ic21510ba4f1c99fa0ea6832d240d96ffc7622593
Reviewed-on: https://review.whamcloud.com/36725
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Shaun Tancheff <stancheff@cray.com>
Reviewed-by: Petros Koutoupis <pkoutoupis@cray.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Reviewed-by: Neil Brown <neilb@suse.de>