updates jpeg fix; updates allocations

[danielpeter]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 9 lines in your changes missing coverage. Please review.
✅ Project coverage is 53.08%. Comparing base (991b05e) to head (7490c8c).
⚠️ Report is 6 commits behind head on devel.

Files with missing lines	Patch %	Lines
src/specfem2D/prepare_gpu.f90	0.00%	9 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##            devel    #1269      +/-   ##
==========================================
- Coverage   53.08%   53.08%   -0.01%     
==========================================
  Files         171      171              
  Lines       31965    31969       +4     
==========================================
  Hits        16970    16970              
- Misses      14995    14999       +4     

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