SNOW-985414 Do not swallow error for file uploading

[sfc-gh-pfus]

Description

SNOW-985414 Go does not throw exceptions, instead errors are returned. Here, the error was not propagated to the caller.

Checklist

• Code compiles correctly
• Run make fmt to fix inconsistent formats
• Run make lint to get lint errors and fix all of them
• Created tests which fail without the change (if possible)
• All tests passing
• Extended the README / documentation, if necessary

[codecov]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (b8e6736) 82.80% compared to head (756da19) 82.79%.
Report is 2 commits behind head on master.

Files	Patch %	Lines
bind_uploader.go	50.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #991      +/-   ##
==========================================
- Coverage   82.80%   82.79%   -0.02%     
==========================================
  Files          50       50              
  Lines        9684     9687       +3     
==========================================
+ Hits         8019     8020       +1     
- Misses       1665     1667       +2     

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