Remove unnecessary lodash uses

[jimmycallin]

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Reasons for making this change

Just removing some lodash uses that is more efficiently served by built-in functions, to reduce bundle size.

Checklist

• [ ] I'm updating documentation
  • [ ] I've checked the rendering of the Markdown text I've added
• [x] I'm adding or updating code
  • [ ] I've added and/or updated tests. I've run npm run test:update to update snapshots, if needed.
  • [ ] I've updated docs if needed
  • [ ] I've updated the changelog with a description of the PR
• [ ] I'm adding a new feature
  • [ ] I've updated the playground with an example use of the feature

[heath-freenome]

@jimmycallin How did you want to deal with the differences I pointed out above?

[jimmycallin]

@heath-freenome thanks for the comments, I reverted those changes to reduce risk of missing use cases.