[TF2] Fix prediction for cow mangler charged shot

[wgetJane]

fixes this issue partially: https://github.com/ValveSoftware/Source-1-Games/issues/6017

makes your camera no longer rubberband when you do charged shots while moving

unfixed:

https://github.com/user-attachments/assets/c044bf2c-d5ec-4014-be25-ff0c8b62c4bb

fixed:

https://github.com/user-attachments/assets/bd95cdc8-b6f7-4b9f-90b0-b08a73b0ca7d