Fix S3provider issue

[utkarsharma2]

Description

What is the current behavior?

Fix s3 provider issue, needs {} instead of None intransfer_config_args config.

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: -9.80 ⚠️

Comparison is base (08b7367) 74.78% compared to head (0d5c16a) 64.98%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1846      +/-   ##
==========================================
- Coverage   74.78%   64.98%   -9.80%     
==========================================
  Files          54       54              
  Lines        2399     2399              
  Branches      146      146              
==========================================
- Hits         1794     1559     -235     
- Misses        560      801     +241     
+ Partials       45       39       -6     

Flag	Coverage Δ
UTO	45.21% <0.00%> (-15.72%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...nsfer_operator/data_providers/filesystem/aws/s3.py	0.00% <0.00%> (-52.09%)	⬇️

... and 8 files with indirect coverage changes

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[pankajastro]

LGTM