Unity 6 Upgrade

This update is motivated by a Unity upgrade, It may have positive consequences on the performances, and fixes the crashes on loading a scene that some of you had.

In addition to that it contains the following things :

• Entire rework and optimization of the loading of the maps to shorten the waiting time and smooth out the experience
• Fixed ragdoll behavior of kicking the legs randomly when tucked
• Improved splash effect depending on water penetration
• Wetsuit clothing gear for the male character
• Tweak on trampoline horizontal velocity of jumps
• Addition of motion blur for high and ultra, a dedicated toggle will come in the settings in the future
• Fix ui bugs in the settings
• Fix vaults issues on the arena blocs
• Fix unexpected camera traveling when entering replay mode
• Alternative Input system for Free fall mode available in the settings