fixed tensor size calculation

[activesoull]

🚀 🚀 Pull Request

Impact

• [ x] Bug fix (non-breaking change which fixes expected existing functionality)
• Enhancement/New feature (adds functionality without impacting existing logic)
• Breaking change (fix or feature that would cause existing functionality to change)

Description

Things to be aware of

Things to worry about

Additional Context

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 84.50%. Comparing base (ccc6309) to head (639e718).

Files	Patch %	Lines
deeplake/integrations/pytorch/shuffle_buffer.py	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2808      +/-   ##
==========================================
+ Coverage   84.46%   84.50%   +0.04%     
==========================================
  Files         235      235              
  Lines       26533    26535       +2     
==========================================
+ Hits        22410    22423      +13     
+ Misses       4123     4112      -11     

Flag	Coverage Δ
unittests	84.50% <0.00%> (+0.04%)	⬆️

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[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud