adding method to write mesh to file.

[cmhamel]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 98.75000% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 66.63%. Comparing base (ba9d0bf) to head (fdba354).
⚠️ Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
ext/AbaqusReaderExt.jl	0.00%	1 Missing ⚠️
src/meshes/Meshes.jl	96.87%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #223      +/-   ##
==========================================
+ Coverage   64.81%   66.63%   +1.81%     
==========================================
  Files          56       56              
  Lines        2706     2856     +150     
==========================================
+ Hits         1754     1903     +149     
- Misses        952      953       +1     

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