refactor: depend on one lodash package

[malept]

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• I agree to follow the code of conduct that this project follows, as appropriate.
• The changes have sufficient test coverage (if applicable).
• The testsuite passes successfully on my local machine (if applicable).

Summarize your changes:

Reduce the number of dependencies. electron-installer-common already depends on lodash.

[codecov]

Codecov Report

Merging #60 into master will not change coverage.
The diff coverage is 100%.

@@          Coverage Diff          @@
##           master    #60   +/-   ##
=====================================
  Coverage     100%   100%           
=====================================
  Files           8      8           
  Lines         253    252    -1     
=====================================
- Hits          253    252    -1

Impacted Files	Coverage Δ
src/yaml.js	100% <100%> (ø)	⬆️

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