[Vanilla Enhancement] Customize size for mind controlled unit

[NetsuNegi]

• Mind controlled targets can have size of control, like passengers in transport.
• 被心灵控制的单位现在可以设置大小，就像乘客在载具中那样.

In rulesmd.ini:

[SOMETECHNO]                          ; TechnoType
MindControl.IgnoreSize=true             ; boolean
MindControlSize=1                       ; integer

[github-actions]

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