refactor (eslint): use cordova-eslint

[erisu]

Motivation and Context

Code syntax cleanup

apache/cordova#142

Description

• replace dependencies with @cordova/eslint-config
• update eslint config
• eslint corrections

Testing

• npm t
• npm run eslint

Checklist

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

[codecov-io]

Codecov Report

Merging #910 into master will not change coverage.
The diff coverage is 53.19%.

@@           Coverage Diff           @@
##           master     #910   +/-   ##
=======================================
  Coverage   65.94%   65.94%           
=======================================
  Files          21       21           
  Lines        1850     1850           
=======================================
  Hits         1220     1220           
  Misses        630      630

Impacted Files	Coverage Δ
bin/templates/cordova/lib/retry.js	100% <ø> (ø)	⬆️
bin/templates/cordova/lib/android_sdk.js	100% <ø> (ø)	⬆️
bin/templates/cordova/lib/pluginHandlers.js	87.33% <ø> (ø)	⬆️
...n/templates/cordova/lib/builders/ProjectBuilder.js	71.97% <0%> (ø)	⬆️
bin/templates/cordova/lib/utils.js	17.85% <0%> (ø)	⬆️
bin/templates/cordova/lib/build.js	31.61% <100%> (ø)	⬆️
bin/lib/create.js	93.87% <100%> (ø)	⬆️
...lates/cordova/lib/config/GradlePropertiesParser.js	76.66% <100%> (ø)	⬆️
bin/templates/cordova/lib/emulator.js	89.83% <100%> (ø)	⬆️
bin/templates/cordova/lib/check_reqs.js	51.2% <25%> (ø)	⬆️
... and 1 more

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[NiklasMerz]

+1

Code looks good to me. npm run lint works. Building an with this version works.