Link event damping config CLI.

[Ashish1805]

• Add the config cli for link event damping.

What I did

Added new config cli for link event damping and

How I did it

Added damping group in interface and added sub-commands algo and aied-param under damping group.

How to verify it

Unit test

Previous command output (if the output of a command-line utility has changed)

N/A

New command output (if the output of a command-line utility has changed)

N/A

[Ashish1805]

cc: @bhagatgit @eddyk-nvidia @mikeberesford

[prsunny]

@Ashish1805 , can you please rebase the PR?