Do not fail email report generation if no dejagnu results

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
Workaround the issue with broken networking

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
Do not remove /nfs dir from target

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>
Fix a typo in script

Signed-off-by: Anton Kolesov <Anton.Kolesov@synopsys.com>