Optimize exists checks in pools

[Jengas]

Issue Identified: Standard Existence Checks in mp.pool.exists Are Slow

Details:

• The standard method for checking the existence of various elements using mp.Pool.exists was identified to be slow.
• This issue particularly impacted the most commonly used existence checks, which include checks for:
  • Vehicles
  • Players
  • Peds

Solution Implemented:

• Specific existence checks for the aforementioned elements (vehicles, players, and peds) were developed.
• These specialized checks operate several times faster than the previous standard method.