vm_setup: add sshfs

sshfs is used to mount the shared filesystem used for communication
between the pool and agents.

Change-Id: I7c2a216ac57e394915f99bccf39d62d2ee17e5fb
Signed-off-by: Seth Howell <seth.howell@intel.com>
Reviewed-on: https://review.gerrithub.io/425513
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>

test/common/config/vm_setup.sh

@@ -134,6 +134,7 @@ if $INSTALL; then
     sudo dnf install -y libibverbs-utils
     sudo dnf install -y gdisk
     sudo dnf install -y socat
+    sudo dnf install -y sshfs
 fi
 
 cd ~