Fix name conflicts in ITensorMPS extension

[mofeing]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

Project coverage is 64.89%. Comparing base (08b9ed2) to head (5f259cd).
Report is 5 commits behind head on master.

Files with missing lines	Patch %	Lines
ext/TenetITensorMPSExt.jl	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #323      +/-   ##
==========================================
- Coverage   65.19%   64.89%   -0.31%     
==========================================
  Files          36       36              
  Lines        2431     2430       -1     
==========================================
- Hits         1585     1577       -8     
- Misses        846      853       +7     

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