[mellanox]: Enhance pmon synchronization with hw-mgmt platform counters

[nazariig]

Signed-off-by: Nazarii Hnydyn nazariig@mellanox.com

This is the enhancement of pmon/hw-mgmt synchronization based on the platform counters.
The implementation assumes checking the values of hw-mgmt module/sfp counters and once interfaces are ready it gives green light to start the pmon.

- What I did

• Enhanced pmon synchronization with hw-mgmt platform counters

- How I did it

• Implementation assumes checking the values of hw-mgmt module/sfp counters

- How to verify it

1. /usr/bin/hw-management.sh chipdown
2. service pmon restart
3. /usr/bin/hw-management.sh chipup

- Description for the changelog

• N/A

- A picture of a cute animal (not mandatory but encouraged)

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[nazariig]

@jleveque please have a look.