tweak(citizen-server-impl): send clients net id in an entity event

[csskroubledev]

Goal of this PR

Send net ID of the client that created the entity to events entityCreating, entityCreated respectively.
This way, developers don't have the need to call NetworkGetFirstEntityOwner the second time, because the data will be sent as "source".
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How is this PR achieving the goal

It is utilizing already provided client data, to send netId to the TriggerEvent2 function which in result allows developers to use the variable "source" (in Lua, can be different in other runtimes).
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This PR applies to the following area(s)

FiveM, Server, Natives
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Successfully tested on

Game builds: 3095

Platforms: Windows

Checklist

• Code compiles and has been tested successfully.
• Code explains itself well and/or is documented.
• My commit message explains what the changes do and what they are for.
• No extra compilation warnings are added by these changes.

Fixes issues