netdev-offload-dpdk: Fix build with v24.11-rc1. #2531

Job	Run time
linux rpm fedora	4m 11s
libreswan (ubuntu-24.04)	9s
linux deb ${{ matrix.dpdk }} dpdk	0s
dpdk gcc (ubuntu-24.04)	2m 22s
build oss-fuzz fuzzers	2m 53s
osx clang --disable-ssl	1m 34s
clang-analyze	20m 51s
linux gcc --disable-ssl	2m 39s
linux clang --disable-ssl	2m 39s
linux gcc c99	2m 47s
linux clang c99	2m 37s
linux gcc test	8m 19s
linux clang address,undefined test	16m 26s
linux gcc test --enable-shared	11m 52s
linux clang test --enable-shared	11m 17s
linux gcc check check-dpdk dpdk	18m 5s
linux clang check check-dpdk dpdk	18m 10s
linux gcc test -ljemalloc	9m 26s
linux clang test -ljemalloc	8m 57s
linux gcc --enable-afxdp	3m 9s
linux clang --enable-afxdp	2m 39s
linux gcc dpdk --enable-shared	4m 2s
linux clang dpdk --enable-shared	3m 42s
linux gcc dpdk-shared	3m 23s
linux clang dpdk-shared	3m 2s
linux gcc dpdk-shared --enable-shared	4m 7s
linux clang dpdk-shared --enable-shared	3m 57s
linux gcc dpdk-experimental	3m 5s
linux gcc m32 --disable-ssl	2m 35s
linux gcc check-ovsdb-cluster	6m 53s
linux gcc check-kernel -100	10m 14s
linux gcc check-kernel 100-	16m 10s
linux clang address,undefined check-kernel -100	12m 44s
linux clang address,undefined check-kernel 100-	17m 49s
linux gcc check-offloads -100	9m 25s
linux gcc check-offloads 100-	12m 11s
linux gcc dpdk check-system-userspace	10m 40s
linux clang address,undefined dpdk check-system-userspace	14m 35s
linux gcc dpdk check-system-tso	11m 5s
linux gcc dpdk check-afxdp	11m 37s
	5h 12m 18s

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