Clean up retry logging and remove superfluous branch

[bachya]

Describe what the PR does:

Following up on #222, this PR:

1. Fixes some incorrect logging during request retry
2. Removes a superfluous branch that couldn't be reached

Does this fix a specific issue?

N/A

Checklist:

• Confirm that one or more new tests are written for the new functionality.
• Run tests and ensure everything passes (with 100% test coverage).
• Update README.md and docs/ with any new documentation.
• Add yourself to AUTHORS.md.

[qlty-cloud-legacy]

Code Climate has analyzed commit 285bec7 and detected 0 issues on this pull request.

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[codecov]

Codecov Report

Merging #223 (285bec7) into dev (27be2e9) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##               dev      #223   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           15        15           
  Lines          858       858           
=========================================
  Hits           858       858           

Impacted Files	Coverage Δ
simplipy/api.py	100.00% <100.00%> (ø)

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