Yang-models interface name length validation #20108
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This PR is accompanied by sonic-net/sonic-swss-common#889 and sonic-net/sonic-utilities#3397
Why I did it
Validate interface name length does not exceed the limitation of IFNAMSIZ to align to kernel restrictions.
Work item tracking
How I did it
Add validation checks in the relevant yang-model definitions for the following interface types:
vxlan
vlan
vrf
loopback
subinterface
portchannel
How to verify it
UT added
Which release branch to backport (provide reason below if selected)
Tested branch (Please provide the tested image version)
Description for the changelog
Link to config_db schema for YANG module changes
A picture of a cute animal (not mandatory but encouraged)