Screenshots endpoint

[akash5100]

• closes Screenshot - takeScreenshot endpoint #14
• closes Screenshot - downloadScreenshot endpoint #15

[codecov-commenter]

Codecov Report

Merging #47 (46701e3) into main (e3d7f0f) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main       #47   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           12        14    +2     
  Lines          196       240   +44     
=========================================
+ Hits           196       240   +44     

Impacted Files	Coverage Δ
hvpy/api_groups/screenshots/download_screenshot.py	100.00% <100.00%> (ø)
hvpy/api_groups/screenshots/take_screenshot.py	100.00% <100.00%> (ø)
hvpy/facade.py	100.00% <100.00%> (ø)
hvpy/parameters.py	100.00% <100.00%> (ø)

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