dpdk: Add ovs-appctl dpdk/get-memzone-stats command. #6789

Job	Run time
libreswan (ubuntu-24.04)	5s
dpdk gcc (ubuntu-24.04)	13s
linux deb no dpdk	5m 59s
linux rpm fedora	4m 23s
build oss-fuzz fuzzers	2m 54s
osx clang --disable-ssl	1m 39s
clang-analyze-cache	11m 21s
linux gcc --disable-ssl	2m 41s
linux clang --disable-ssl	2m 37s
linux gcc c99	2m 41s
linux clang c99	2m 51s
linux gcc test	8m 45s
linux clang address,undefined test	16m 47s
linux gcc test --enable-shared	11m 32s
linux clang test --enable-shared	11m 25s
linux gcc check check-dpdk dpdk	19m 57s
linux clang check check-dpdk dpdk	20m 24s
linux gcc test -ljemalloc	8m 50s
linux clang test -ljemalloc	9m 9s
linux gcc --enable-afxdp	2m 33s
linux clang --enable-afxdp	2m 56s
linux gcc dpdk --enable-shared	3m 50s
linux clang dpdk --enable-shared	3m 42s
linux gcc dpdk-shared	3m 0s
linux clang dpdk-shared	3m 55s
linux gcc dpdk-shared --enable-shared	3m 38s
linux clang dpdk-shared --enable-shared	4m 37s
linux gcc m32 --disable-ssl	2m 46s
linux gcc check-ovsdb-cluster	6m 56s
linux gcc check-kernel -100	10m 28s
linux gcc check-kernel 100-	16m 59s
linux clang address,undefined check-kernel -100	13m 20s
linux clang address,undefined check-kernel 100-	20m 25s
linux gcc check-offloads -100	9m 47s
linux gcc check-offloads 100-	12m 9s
linux gcc dpdk check-system-userspace	12m 59s
linux clang address,undefined dpdk check-system-userspace	16m 50s
linux gcc dpdk check-system-tso	12m 46s
linux gcc dpdk check-afxdp	12m 24s
clang-analyze	11m 45s
	5h 31m 58s

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