selftests: net: add udpgro helper scripts and fix up Makefile
JIRA: https://issues.redhat.com/browse/RHEL-23051
The sockets used by udpgso_bench_tx aren't always ready when udpgso_bench_tx transmits packets. This MR includes a fix for those udp tests that waits until the sockets are ready, rather than manually specifying wait times. Along with fixing that waiting, this MR addresses multiple changes in terms of file permissions and how extra shell scripts are included in the Makefile.
Signed-off-by: Lucas Karpinski lkarpins@redhat.com
Edited by Lucas Karpinski