Simple Trains 0.6.2 Mechanism Fix Beta 3 Hotfix

- Minecraft 1.20.1
- Forge 47.4.x (recommended 47.4.23)
- Java 17
- Remove every older SimpleTrains jar before testing.
- Turntable: full clickable footprint, locomotive click forwarding, higher dock position on bridge rails.
- Military turret: camera moved beyond muzzle and aligned to gun axis; first-person hand remains hidden; reticle preserved.
- Heavy crane: complete upper mechanism and physical hook flipped together by 180 degrees so the visible boom and carried wagon stay on the same side.
- Keeps 0.6.1 wheel geometry and previous crash hotfixes.

HOTFIX BETA 3: fixes TurntableInteractionHooks JVM VerifyError while preserving original StackMapTable control-flow layout.
