Fix game crash when a shadow buffer limit is exceeded

[xezon]

• Is complementary to Make GLA (Demo) bikes less fire resistant TheSuperHackers/GeneralsGamePatch#604
• Fixes The game crashes when a certain 3D Shadow limit is exceeded TheSuperHackers/GeneralsGameCode#22

This change fixes game crashes from exceeding the limits of MAX_VB_SIZES, MAX_IB_SIZES and MAX_NUMBER_SLOTS.

MAX_NUMBER_SLOTS is exceeded in the original game when more than 512 Scorpion tanks are rendered in the scene.

[codecov-commenter]

⚠️ Please install the to ensure uploads and comments are reliably processed by Codecov.

Codecov Report

Attention: Patch coverage is 0% with 8 lines in your changes missing coverage. Please review.

Project coverage is 2.53%. Comparing base (cfa005f) to head (6e21d1b).
Report is 42 commits behind head on develop.

Files with missing lines	Patch %	Lines
...tform/w3dengine/client/shadow/w3dbuffermanager.cpp	0.00%	8 Missing ⚠️

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #1101      +/-   ##
===========================================
- Coverage     2.53%    2.53%   -0.01%     
===========================================
  Files          949      949              
  Lines       110299   110307       +8     
  Branches     18881    18885       +4     
===========================================
  Hits          2800     2800              
- Misses      107095   107103       +8     
  Partials       404      404              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.