Fix exploitable net events

[EinS4ckZwiebeln]

Describe Pull request Previously by triggering these events you could modify the vehicle of others. This PR makes sure that bad actors are not able to modify the database content of vehicles they do not own.

Questions (please complete the following information):

• Have you personally loaded this code into an updated qbcore project and checked all it's functionality? --> YES
• Does your code fit the style guidelines? --> YES
• Does your PR fit the contribution guidelines? --> YES