tweak(clrcore): add missing pickup enum values

[geofmigliacci]

Goal of this PR

Integrate new pickup types into the existing PickupType enum as specified in this gist.

How is this PR achieving the goal

This PR adds the new values to the PickupType enum, ensuring no duplicates are introduced.

This PR applies to the following area(s)

FiveM, ScRT: C#

Successfully tested on

Game builds: Latest

Platforms: Windows

Checklist

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

Fixes issues

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