common/cnxk: consider adjust value for TM burst calculation
common/cnxk: consider adjust value for TM burst calculation

To support lower pps in packet mode we are changing adjust value,
same needs to be consider for burst size calculations.

When both peak and committed rates requested, then peak rate should
be larger than committed rate.

Signed-off-by: Satha Rao <5068880d640a22108dec4f9123627c822bb2aea4@marvell.com>
Acked-by: Jerin Jacob <352c4d4f9291b869992ddb67daa45ddc149fed30@marvell.com>

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