LU-17579 build: drop SUSE in-kernel ofed special handling

LU-17579 build: drop SUSE in-kernel ofed special handling

SUSE special case handling for mofed does not apply to in-kernel
ofed build.

Drop the complicated search and filter looking for Module.symvers

Test-Parameters: trivial
Fixes: 8b1d2a72f1 ("LU-16967 build: Add in-kernel-ko2iblnd driver")
Signed-off-by: Shaun Tancheff <shaun.tancheff@hpe.com>
Change-Id: I90c3de9020a26bdbc12c0ca859ada722b7c73c94
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/54176
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Petros Koutoupis <petros.koutoupis@hpe.com>
Reviewed-by: Caleb Carlson <caleb.carlson@hpe.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>