Fix the issue #4 of failed parsing of network interfaces

Signed-off-by: Chengyu Liu <chengyu_l@126.com>

Author: chengyu-l

ece_os_readiness/mor.py

@@ -338,6 +338,7 @@ def get_ip_of_ifname(netif_name: str) -> str:
         return ''
 
     errcnt = 0
+    netif_name = netif_name.split('@')[0]
     cmd = f"ip addr show {netif_name}"
     try:
         out, err, rc = runcmd(cmd)
@@ -4707,6 +4708,7 @@ def get_speed_of_network_interface(netif: str) -> int:
     if not netif or isinstance(netif, str) is False:
         print(f"{ERROR} Invalid parameter netif: {netif}")
         return -1
+    netif = netif.split('@')[0]
     speed_file = f"/sys/class/net/{netif}/speed"
     speed = -1
     try: