minor "tip" update needed

[mighty steeple]

there's a tip about rate of fire, it's affected by turret type but then it also states that commander skills can increase it - but that's no longer true, not directly anyway

[tidal widget]

Hello, there are still commander skills that increase RoF.

[mighty steeple]

oh, Born Leader, right?

[tidal widget]

Yep, and final stand