Update dependency xo to v0.26.1 - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
xo	devDependencies	minor	0.25.4 -> 0.26.1

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Release Notes

xojs/xo

### [`v0.26.1`](https://togithub.com/xojs/xo/releases/v0.26.1) [Compare Source](https://togithub.com/xojs/xo/compare/v0.26.0...v0.26.1) - Use new `eslint-config-prettier` override ([#​422](https://togithub.com/xojs/xo/issues/422)) [`9fbdb97`](https://togithub.com/xojs/xo/commit/9fbdb97) ### [`v0.26.0`](https://togithub.com/xojs/xo/releases/v0.26.0) [Compare Source](https://togithub.com/xojs/xo/compare/v0.25.4...v0.26.0) ##### Breaking - Require Node.js 10 [`d7fa875`](https://togithub.com/xojs/xo/commit/d7fa875) - Move `$ xo --init` to `$ npm init xo` [`6463dfe`](https://togithub.com/xojs/xo/commit/6463dfe) ##### New rules 20 new rules 👌 ##### ESLint - [`default-param-last`](https://eslint.org/docs/rules/default-param-last) - [`function-call-argument-newline`](https://eslint.org/docs/rules/function-call-argument-newline) - [`grouped-accessor-pairs`](https://eslint.org/docs/rules/grouped-accessor-pairs) - [`no-constructor-return`](https://eslint.org/docs/rules/no-constructor-return) - [`no-dupe-else-if`](https://eslint.org/docs/rules/no-dupe-else-if) - [`no-import-assign`](https://eslint.org/docs/rules/no-import-assign) - [`no-setter-return`](https://eslint.org/docs/rules/no-setter-return) - [`no-useless-catch`](https://eslint.org/docs/rules/no-useless-catch) - [`prefer-exponentiation-operator`](https://eslint.org/docs/rules/prefer-exponentiation-operator) - [`prefer-named-capture-group`](https://eslint.org/docs/rules/prefer-named-capture-group) - [`prefer-object-spread`](https://eslint.org/docs/rules/prefer-object-spread) - [`prefer-regex-literals`](https://eslint.org/docs/rules/prefer-regex-literals) ##### Unicorn - [`unicorn/prefer-modern-dom-apis`](https://togithub.com/sindresorhus/eslint-plugin-unicorn/blob/master/docs/rules/prefer-modern-dom-apis.md) - [`unicorn/prefer-negative-index`](https://togithub.com/sindresorhus/eslint-plugin-unicorn/blob/master/docs/rules/prefer-negative-index.md) - [`unicorn/prefer-replace-all`](https://togithub.com/sindresorhus/eslint-plugin-unicorn/blob/master/docs/rules/prefer-replace-all.md) - [`unicorn/prefer-string-slice`](https://togithub.com/sindresorhus/eslint-plugin-unicorn/blob/master/docs/rules/prefer-string-slice.md) - [`unicorn/prefer-trim-start-end`](https://togithub.com/sindresorhus/eslint-plugin-unicorn/blob/master/docs/rules/prefer-trim-start-end.md) ##### Other - [`node/prefer-global/url-search-params`](https://togithub.com/mysticatea/eslint-plugin-node/blob/master/docs/rules/prefer-global/url-search-params.md) - [`node/prefer-global/url`](https://togithub.com/mysticatea/eslint-plugin-node/blob/master/docs/rules/prefer-global/url.md) - [`promise/prefer-await-to-then`](https://togithub.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/prefer-await-to-then.md) ##### Enhancements - Set the [`es2020` environment](https://eslint.org/docs/user-guide/configuring#specifying-environments) by default [`eb5ea2c`](https://togithub.com/xojs/xo/commit/eb5ea2c) ##### Fixes - Fix compatibility with being run in a child process ([#​405](https://togithub.com/xojs/xo/issues/405)) [`08af7c1`](https://togithub.com/xojs/xo/commit/08af7c1)

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