LU-6142 utils: Fix style issues for lustre_rsync.c

LU-6142 utils: Fix style issues for lustre_rsync.c

This patch fixes issues reported by checkpatch
for file lustre/utils/lustre_rsync.c

Test-Parameters: trivial
Signed-off-by: Arshad Hussain <arshad.super@gmail.com>
Change-Id: I4f4b3bd2455f2012561eb7567ba508e47c06749e
Reviewed-on: https://review.whamcloud.com/38441
Reviewed-by: Ben Evans <beevans@whamcloud.com>
Reviewed-by: Petros Koutoupis <petros.koutoupis@hpe.com>
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Shaun Tancheff <shaun.tancheff@hpe.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>