RHS ChDKZ T-72 Event Handler Inheritance

[ante185]

What type of PR is this.

1. Bug
2. Change
3. Enhancement

What have you changed and why?

Information:
Corrects how the eventhandlers for the fixed chdkz tanks from RHS, the ones that had to lose their flags.
In principle the same changes as #3128, and the issue is as described by #3127

Please specify which Issue this PR Resolves.

closes #3173

Please verify the following and ensure all checks are completed.

1. Have you loaded the mission in LAN host?
2. Have you loaded the mission on a dedicated server?

Is further testing or are further changes required?

1. No
2. Yes (Please provide further detail below.)

How can the changes be tested?

Steps:

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Notes:
This should be the final nail in the coffin for these flags, i hope