Fix true pos lerp

[CMDR-Bill-Doors]

Changes

Fixed projectile true position lerp broken by a int/int mistake

Alternatives

Testing

Check tests you have performed:

• [ ] Compiles without warnings
• [ ] Game runs without errors
• [ ] (For compatibility patches) ...with and without patched mod loaded
• [ ] Playtested a colony (specify how long)

[github-actions[bot]]

You can download the rebuilt assembly for this PR here: https://combatextended.lp-programming.com/CombatExtended-11070070395.zip