docs: tutorial - address typos and layout

[bcdady]

Description

Resolve some minor typos and line up long line wrap point

Steps to Test This Pull Request

1. Confirm readability and format of markdown meets your liking

[codecov]

Codecov Report

Merging #419 (48c0e31) into master (dc6e4b0) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #419   +/-   ##
=======================================
  Coverage   97.90%   97.90%           
=======================================
  Files          39       39           
  Lines        1383     1383           
=======================================
  Hits         1354     1354           
  Misses         29       29           

Flag	Coverage Δ
unittests	97.90% <ø> (ø)

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[Lee-W]

Thanks for your contribution! Let's merge it