dep: bump @cordova/eslint-config@^4.0.0

[erisu]

Motivation and Context

Update to use latest eslint configs

Description

Requires: #572 & #573

Updated Packages:

• @cordova/eslint-config@^4.0.0

Other Notes:

This PR also:

• Applied the automatic lint suggestions.
• Manually refactored the help method to pass linting.

Testing

• npm t

Checklist

• I've run the tests to see all new and existing tests pass

[codecov-commenter]

Codecov Report

Merging #574 (73b7ba3) into master (3c5be8e) will decrease coverage by 0.18%.
The diff coverage is 95.31%.

@@            Coverage Diff             @@
##           master     #574      +/-   ##
==========================================
- Coverage   70.31%   70.12%   -0.19%     
==========================================
  Files           4        4              
  Lines         320      318       -2     
==========================================
- Hits          225      223       -2     
  Misses         95       95              

Impacted Files	Coverage Δ
src/cli.js	83.90% <94.00%> (ø)
src/help.js	100.00% <100.00%> (ø)
src/telemetry.js	100.00% <100.00%> (ø)

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