[WEAPONS] Update default weapons models/textures/sounds.

[Neloreck]

Changes

• Remove MP configs
• Add weapon LTX configs
• Update XRF tools and related commands
• Move particles/textures unpacked variants to separate folders
• Corrected weapon constants
• Allow 0/null delay with timeout callbacks

Checklist

• tests are included
• documentation is changed or added

Links / references

[codecov]

Codecov Report

Attention: Patch coverage is 48.09160% with 68 lines in your changes missing coverage. Please review.

Project coverage is 73.06%. Comparing base (e6920f6) to head (321296c).

Files with missing lines	Patch %	Lines
...rc/engine/core/managers/sounds/objects/NpcSound.ts	21.68%	65 Missing ⚠️
...gine/core/managers/events/AbstractTimersManager.ts	0.00%	2 Missing ⚠️
.../core/managers/debug/profiling/ProfilingManager.ts	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #112      +/-   ##
==========================================
+ Coverage   73.05%   73.06%   +0.01%     
==========================================
  Files        1310     1309       -1     
  Lines       37016    37038      +22     
  Branches     6268     6279      +11     
==========================================
+ Hits        27041    27062      +21     
- Misses       9975     9976       +1     

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