RedfishPkg/RedfishDiscoverDxe: fix netmask check issue

- Add NTOHL() for coverting IP address from EFI_IPv4_ADDRESS to
IP4_ADDR so that IP4_IS_VALID_NETMASK() return correct value.
- Add DumpIpv4Address() in RedfishDebugLib and print IP address
when invalid IP or subnet mask address is detected.

Signed-off-by: Nickle Wang <nicklew@nvidia.com>
Cc: Abner Chang <abner.chang@amd.com>
Cc: Igor Kulchytskyy <igork@ami.com>
Cc: Nick Ramirez <nramirez@nvidia.com>
Reviewed-by: Igor Kulchytskyy  <igork@ami.com>
Reviewed-by: Abner Chang <abner.chang@amd.com>

RedfishPkg/RedfishDiscoverDxe/RedfishDiscoverInternal.h

@@ -28,6 +28,7 @@
 #include <Library/MemoryAllocationLib.h>
 #include <Library/NetLib.h>
 #include <Library/PrintLib.h>
+#include <Library/RedfishDebugLib.h>
 #include <Library/RestExLib.h>
 #include <Library/UefiLib.h>
 #include <Library/UefiBootServicesTableLib.h>