[portsorch] Allow user to set none value for interface type #1991
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Depends on sonic-net/sonic-buildimage#9098
What I did
Allow user to set none value for interface type
Why I did it
Say user has speed=50G, interface_type=CR2, and user wants to change it to 10G and CR. Currently, there is no CLI can support it, because:
The only way for now is to manually change the CONFIG_DB and do a config reload, this is not user friendly.
This PR allow user to set none value to interface type. So there is a way to achieve the goal via CLI:
How I verified it
Manual test
Details if related