build: fix error when building rook in centos7
build: fix error when building rook in centos7

if I don't delete arg 'z' in 'tar -zxvf', compile process while return compilation fails in centos7.

Signed-off-by: ZhenLiu94 <be4869758ecd5fae9e1b5cf0f9818f109553d759@163.com>

rook/rook,rook/nfs,rook/rook,rook/rook,rook/rook,rook/nfs,rook/nfs,rook/rook