chore(deps): update babel monorepo to v7.21.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@babel/core (source)	7.20.12 -> 7.21.0
@babel/plugin-proposal-decorators (source)	7.20.13 -> 7.21.0

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Release Notes

babel/babel

### [`v7.21.0`](https://togithub.com/babel/babel/blob/HEAD/CHANGELOG.md#v7210-2023-02-20) [Compare Source](https://togithub.com/babel/babel/compare/v7.20.12...v7.21.0) ##### :rocket: New Feature - `babel-core`, `babel-helper-create-class-features-plugin`, `babel-plugin-proposal-class-properties`, `babel-plugin-proposal-private-methods`, `babel-plugin-proposal-private-property-in-object` - [#​15435](https://togithub.com/babel/babel/pull/15435) feat: Implement `privateFieldsAsSymbols` assumption for classes ([@​fwienber](https://togithub.com/fwienber)) - `babel-helper-create-regexp-features-plugin`, `babel-plugin-proposal-regexp-modifiers`, `babel-standalone` - [#​15226](https://togithub.com/babel/babel/pull/15226) feat: Support regexp modifiers proposal ([@​liuxingbaoyu](https://togithub.com/liuxingbaoyu)) - `babel-cli`, `babel-core`, `babel-generator`, `babel-plugin-transform-destructuring`, `babel-plugin-transform-modules-commonjs`, `babel-plugin-transform-react-jsx`, `babel-traverse` - [#​15022](https://togithub.com/babel/babel/pull/15022) feat: Generate sourcemaps of friendly call frames ([@​liuxingbaoyu](https://togithub.com/liuxingbaoyu)) - `babel-parser`, `babel-types` - [#​15384](https://togithub.com/babel/babel/pull/15384) \[ts] Support `const` modifier in type parameters ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) - `babel-generator`, `babel-helpers`, `babel-parser`, `babel-plugin-proposal-decorators`, `babel-plugin-syntax-decorators`, `babel-runtime-corejs2`, `babel-runtime-corejs3`, `babel-runtime` - [#​15405](https://togithub.com/babel/babel/pull/15405) Implement decorators as presented at `2023-01` TC39 meeting ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) - `babel-parser` - [#​15114](https://togithub.com/babel/babel/pull/15114) Parser option to allow `new.target` outside functions ([@​overlookmotel](https://togithub.com/overlookmotel)) - [#​15320](https://togithub.com/babel/babel/pull/15320) Add `annexb: false` parser option to disable Annex B ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) - `babel-core` - [#​15283](https://togithub.com/babel/babel/pull/15283) feat: Support `.cts` as configuration file ([@​liuxingbaoyu](https://togithub.com/liuxingbaoyu)) - `babel-generator`, `babel-parser`, `babel-plugin-transform-typescript` - [#​15381](https://togithub.com/babel/babel/pull/15381) \[ts] Support `export type * from` ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) ##### :bug: Bug Fix - `babel-plugin-transform-typescript` - [#​15379](https://togithub.com/babel/babel/pull/15379) \[ts5.0] Better inlining of constants in enums ([@​liuxingbaoyu](https://togithub.com/liuxingbaoyu)) - `babel-core` - [#​15366](https://togithub.com/babel/babel/pull/15366) handling circular/shared structures in deep-clone ([@​azizghuloum](https://togithub.com/azizghuloum)) - `babel-helper-create-class-features-plugin`, `babel-plugin-proposal-class-properties`, `babel-plugin-proposal-class-static-block`, `babel-plugin-proposal-private-methods`, `babel-plugin-transform-classes`, `babel-plugin-transform-new-target` - [#​15406](https://togithub.com/babel/babel/pull/15406) Preserve class elements comments in class transform ([@​JLHwung](https://togithub.com/JLHwung)) - `babel-parser`, `babel-plugin-transform-flow-comments`, `babel-plugin-transform-flow-strip-types`, `babel-types` - [#​15414](https://togithub.com/babel/babel/pull/15414) \[ts] Fix restrictions for optional parameters ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) ##### :nail_care: Polish - `babel-parser` - [#​15400](https://togithub.com/babel/babel/pull/15400) polish: improve "`await` as identifier" error in modules ([@​JLHwung](https://togithub.com/JLHwung)) ##### :house: Internal - `babel-core` - [#​15137](https://togithub.com/babel/babel/pull/15137) Improve CJS compat with ESM-based `@babel/core` ([@​nicolo-ribaudo](https://togithub.com/nicolo-ribaudo)) ##### :microscope: Output optimization - `babel-plugin-transform-typescript` - [#​15418](https://togithub.com/babel/babel/pull/15418) \[ts] Handle exponentiation operator in constant folding ([@​ehoogeveen-medweb](https://togithub.com/ehoogeveen-medweb))

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