tools: update babel-eslint and eslint
This PR updates ESLint to version 6.2.2 from 6.1.0. This update includes version 6.2.1, which was a security release.
This PR also updates babel-eslint due to https://github.com/eslint/eslint/issues/12117.
Checklist
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make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
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