TASK: Update dependency @babel/core to v7.13.8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@babel/core (source)	7.13.1 -> 7.13.8

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Release Notes

babel/babel

### [`v7.13.8`](https://togithub.com/babel/babel/blob/master/CHANGELOG.md#v7138-2021-02-26) [Compare Source](https://togithub.com/babel/babel/compare/v7.13.1...v7.13.8) ##### :bug: Bug Fix - Other - [#​12909](https://togithub.com/babel/babel/pull/12909) chore: do not provide polyfills on bundling [@​babel/standalone](https://togithub.com/babel/standalone) ([@​JLHwung](https://togithub.com/JLHwung)) - [#​12891](https://togithub.com/babel/babel/pull/12891) fix(eslint-parser): merge input `estree` options ([@​JLHwung](https://togithub.com/JLHwung)) - `babel-compat-data`, `babel-preset-env` - [#​12901](https://togithub.com/babel/babel/pull/12901) Fix Module not found: Error: Can't resolve 'core-js/modules/es6.array.concat.js' with compat-data@7.13.x ([@​luxp](https://togithub.com/luxp)) - `babel-plugin-transform-runtime`, `babel-runtime-corejs2`, `babel-runtime-corejs3`, `babel-runtime` - [#​12893](https://togithub.com/babel/babel/pull/12893) Allow `require()` of runtime helpers in Node.js 13.2-13.6 ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) ##### :nail_care: Polish - `babel-helper-create-class-features-plugin` - [#​12898](https://togithub.com/babel/babel/pull/12898) Do not warn for `loose` of class features in `preset-env` ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) ##### :house: Internal - `babel-core`, `babel-helper-transform-fixture-test-runner`, `babel-register` - [#​12820](https://togithub.com/babel/babel/pull/12820) [internal] Keep the `.cjs` extension when compiling source files ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) - `babel-plugin-transform-runtime`, `babel-runtime-corejs2`, `babel-runtime` - [#​12883](https://togithub.com/babel/babel/pull/12883) Improve `@babel/runtime` esm stability ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) ##### :microscope: Output optimization - `babel-plugin-proposal-object-rest-spread` - [#​12899](https://togithub.com/babel/babel/pull/12899) Skip `_extends` helper for `{…x}` with modern targets ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo))

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