Add Generic ConfigDB Validation via YANG Design Doc

[isabelmsft]

This PR contains the ConfigDB Validation via YANG HLD.

PR title (included in 202211 branch)	state	context
[sonic-utilities] Added CLI to enable/disable yang config validation in ConfigDB
[sonic-buildimage] Add yang_config_validation to DEVICE_METADATA yang model
[sonic-buildimage] Add yang_config_validation to minigraph.py
[sonic-utilities] Added support for ConfigDB updates via YANG validation - including validation for portchannel, loopback, and vlan interfaces
[sonic-utilities] Add YANG validation for portchannel member and mgmt interface
[sonic-utilities] YANG validation for ConfigDB Updates: MIRROR_SESSION use case
[sonic-utilities] YANG Validation for ConfigDB Updates: TACPLUS, TACPLUS_SERVER, AAA, VLAN_SUB_INTERFACE, NETWORKING_METADATA tables + decorated validated_mod_entry
[sonic-utilities] YANG Validation for ConfigDB Updates: DEVICE_METADATA, SNMP, SNMP_COMMUNITY
[sonic-utilities] YANG Validation for ConfigDB Updates: PORT_STORM_CONTROL, PORT_QOS_MAP, BUFFER_PROFILE, BUFFER_PG, BUFFER_QUEUE, BUFFER_POOL, FEATURE, DEFAULT_LOSSLESS_BUFFER_PARAMETER tables

PR title (to be cherrypicked into 202211 branch)	state	context
[sonic-utilities] YANG Validation for ConfigDB Updates: WARM_RESTART, SFLOW_SESSION, SFLOW, VXLAN_TUNNEL, VXLAN_EVPN_NVO, VXLAN_TUNNEL_MAP, MGMT_VRF_CONFIG, CABLE_LENGTH, VRF tables
[[sonic-utilities] YANG Validation for ConfigDB Updates: RADIUS_SERVER tables ](sonic-net/sonic-utilities#2604)
[sonic-utilities] YANG Validation for ConfigDB Updates: CONSOLE_SWITCH, CONSOLE_PORT, KUBERNETES_MASTER, BREAKOUT_CFG, NTP_SERVER, SFLOW_COLLECTOR, MCLAG_DOMAIN, MCLAG_INTERFACE, MCLAG_UNIQUE_IP, MUX_CABLE, STATIC_NAT, STATIC_NAPT, NAT_POOL, NAT_BINDINGS, NAT_GLOBAL tables

YANG Model GitHub Issue	state
[yang] MIRROR_SESSION
[yang] VLAN_SUB_INTERFACE
[yang] RADIUS_SERVER, RADIUS missing YANG models
[yang] SNMP_AGENT_ADDRESS_CONFIG, SNMP_USER missing YANG models
[yang] SNMP
[yang] CHASSIS_MODULE
[yang] XCVRD_LOG

[qiluo-msft]

@isabelmsft Please add all the related PRs table into HLD PR description. So in future, audience will have a great overview of the project status, and easily cherry-pick them to any other branches.

For example: #1024

[isabelmsft]

@isabelmsft Please add all the related PRs table into HLD PR description. So in future, audience will have a great overview of the project status, and easily cherry-pick them to any other branches.

For example: #1024

I have added the table for related PRs to this PR description