bond: Handle multicast mac address of ad_actor_system

[cathay4t]

Raise NmstateValueError when desire state is using an IANA multicast MAC
address(with prefix of 01-00-5E) as bond ad_actor_system option.

Integration test case included.

[codecov]

Codecov Report

Merging #1618 (6e9fda4) into base (1101bb0) will decrease coverage by 1.18%.
The diff coverage is 100.00%.

❗ Current head 6e9fda4 differs from pull request most recent head ce3263b. Consider uploading reports for the commit ce3263b to get more accurate results

@@            Coverage Diff             @@
##             base    #1618      +/-   ##
==========================================
- Coverage   91.49%   90.30%   -1.19%     
==========================================
  Files          86       78       -8     
  Lines        6804     6218     -586     
==========================================
- Hits         6225     5615     -610     
- Misses        579      603      +24     

Impacted Files	Coverage Δ
libnmstate/ifaces/bond.py	96.37% <100.00%> (-1.36%)	⬇️
libnmstate/nm/ethtool.py	62.50% <0.00%> (-31.25%)	⬇️
libnmstate/ifaces/ethtool.py	71.42% <0.00%> (-28.58%)	⬇️
libnmstate/nm/wired.py	76.47% <0.00%> (-23.53%)	⬇️
libnmstate/ifaces/ethernet.py	72.54% <0.00%> (-23.53%)	⬇️
libnmstate/ifaces/infiniband.py	74.07% <0.00%> (-22.23%)	⬇️
libnmstate/nm/translator.py	73.77% <0.00%> (-19.68%)	⬇️
libnmstate/ifaces/ovs.py	82.39% <0.00%> (-12.68%)	⬇️
libnmstate/ifaces/team.py	68.96% <0.00%> (-10.35%)	⬇️
libnmstate/ifaces/macvlan.py	88.23% <0.00%> (-8.83%)	⬇️
... and 25 more

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[ffmancera]

Looks good. Thank you!

[kubevirt-bot]

@cathay4t: The following test failed, say /retest to rerun all failed tests:

Test name	Commit	Details	Rerun command
pull-nmstate-integ_tier1-k8s	10a51cc	link	/test pull-nmstate-integ_tier1-k8s

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