feat: add name param to download_file method

[rrrrs09]

Description

Added file_name param to download_file method to provide ability to change returned file name

Checklist

• Linters and tests have passed
• I've written a changelog for PR change
• I'll make a release when PR is approved

[codecov-commenter]

Codecov Report

Merging #167 (cd2906d) into master (be2f496) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master      #167   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          275       275           
  Lines         6177      6184    +7     
  Branches       231       232    +1     
=========================================
+ Hits          6177      6184    +7     

Impacted Files	Coverage Δ
botx/bots/mixins/requests/files.py	100.00% <100.00%> (ø)
.../test_bots/test_mixins/test_requests/test_files.py	100.00% <100.00%> (ø)

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[github-actions]

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