CS: GO update from 10/30/2018 (v1.36.5.8)

Changelog:

[ SPECTATOR ]

• Fixed red health shadow bar not updating to the correct position sometimes, particularly in the second half.
• Fixed dead players sometimes showing the wrong color skull for their team on the spectator HUD.

[ HALLOWEEN ]

• Updated the loading screen for spooky de_cbble.
• The ghost arm models are now properly precached so they will load correctly, fixing a few issues related to view models.

[ MISC ]

• Re-implemented brightness setting in Panorama video options.
• Fixed long music kit names causing StatTrak MVP count to be clipped.
• Fixed a case where large workshop maps would fail to upload.