chore(deps): update angular-eslint monorepo to v4.2.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@angular-eslint/builder	4.2.0 -> 4.2.1
@angular-eslint/eslint-plugin	4.2.0 -> 4.2.1
@angular-eslint/eslint-plugin-template	4.2.0 -> 4.2.1
@angular-eslint/schematics	4.2.0 -> 4.2.1
@angular-eslint/template-parser	4.2.0 -> 4.2.1

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Release Notes

angular-eslint/angular-eslint

### [`v4.2.1`](https://togithub.com/angular-eslint/angular-eslint/blob/master/CHANGELOG.md#​421-httpsgithubcomangular-eslintangular-eslintcomparev420v421-2021-05-12) [Compare Source](https://togithub.com/angular-eslint/angular-eslint/compare/v4.2.0...v4.2.1) ##### Bug Fixes - **eslint-plugin-template:** no-negated-async message tweak ([#​427](https://togithub.com/angular-eslint/angular-eslint/issues/427)) ([08a8330](https://togithub.com/angular-eslint/angular-eslint/commit/08a8330003a039c353446724d3e363e670c529e0))

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Configuration

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