Add support for "Black Scythe Training" Keystone on Heroic Tragedy

[RebirthOfShien]

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What platform are you running Path of Building on?

Windows

Is your feature request related to a problem?

As of now, you have to manually approximate the pseudo-evasion/armour the keystone gives you. This is unnessesarily tedious when comparing different Ward values with eachother, and furthermore makes Auras like Grace/Determination aswell as Molten Shell look like they have an impact to hit pool when they do not

Describe the solution you'd like

Calculate 2x Ward value as Armour/Evasion

Describe alternatives you've considered

No response

Additional context

No response