Chopps/mgmt dbg improve

[choppsv1]

depends on #14934

[louis-6wind]

I get this issue since this patch:

# /usr/lib/frr/staticd
=================================================================
==303023==ERROR: AddressSanitizer: odr-violation (0x55e881e856a0):
  [1] size=8 'mgmt_be_client' staticd/static_main.c:56:24
  [2] size=8 'mgmt_be_client' lib/mgmt_be_client.c:119:24
These globals were registered at these points:
  [1]:
    #0 0x7fb7d2a36f40 in __asan_register_globals ../../../../src/libsanitizer/asan/asan_globals.cpp:341
    #1 0x55e881e2df4d in _sub_I_00099_1 (/usr/lib/frr/staticd+0x15f4d)
    #2 0x55e881e61a34 in __libc_csu_init (/usr/lib/frr/staticd+0x49a34)

  [2]:
    #0 0x7fb7d2a36f40 in __asan_register_globals ../../../../src/libsanitizer/asan/asan_globals.cpp:341
    #1 0x7fb7d264692f in _sub_I_00099_1 (/lib/libfrr.so.0+0x24692f)
    #2 0x7fb7d35e9fe1 in call_init elf/dl-init.c:72

==303023==HINT: if you don't care about these errors you may set ASAN_OPTIONS=detect_odr_violation=0
SUMMARY: AddressSanitizer: odr-violation: global 'mgmt_be_client' at staticd/static_main.c:56:24
==303023==ABORTING

Compilation on debian 11 with
./configure CFLAGS='-g -O0' --prefix=/usr --localstatedir=/var/run/frr --sbindir=/usr/lib/frr --sysconfdir=/etc/frr --enable-vtysh --enable-pimd --enable-pim6d --enable-sharpd --enable-staticd --enable-multipath=64 --enable-user=root --enable-group=root --enable-vty-group=root --enable-snmp=agentx --disable-capabilities --enable-address-sanitizer --with-pkg-extra-version=-my-manual-build --enable-fabricd --enable-werror