configurations: Add IBM genesis3 board configuration

Add configuration for various VRs & Fan used in Genesis3 Board.
Also configure PID for fan control.

Tested: Tested on Genesis3.
- All sensors ar

configurations: Add IBM genesis3 board configuration

Add configuration for various VRs & Fan used in Genesis3 Board.
Also configure PID for fan control.

Tested: Tested on Genesis3.
- All sensors are running
- 4 PSU are exposed in the inventory
- 24 Fans are exposed in the inventory
- Fan PID runs an keeps the PSU cool

Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com>
Change-Id: I1e54ca0e103217780dff435ae69c138f16d9d419

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