chore(deps): update dependency @octokit/auth-oauth-app to v8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@octokit/auth-oauth-app	^7.0.0 -> ^8.0.0

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Release Notes

octokit/auth-oauth-app.js (@​octokit/auth-oauth-app)

### [`v8.0.1`](https://togithub.com/octokit/auth-oauth-app.js/releases/tag/v8.0.1) [Compare Source](https://togithub.com/octokit/auth-oauth-app.js/compare/v8.0.0...v8.0.1) ##### Bug Fixes - **build:** correctly output ESM ([#​423](https://togithub.com/octokit/auth-oauth-app.js/issues/423)) ([8d38d31](https://togithub.com/octokit/auth-oauth-app.js/commit/8d38d315899e3423eeb21c413a15efc679a0ac62)) ### [`v8.0.0`](https://togithub.com/octokit/auth-oauth-app.js/releases/tag/v8.0.0) [Compare Source](https://togithub.com/octokit/auth-oauth-app.js/compare/v7.0.1...v8.0.0) ##### Features - package is now ESM ([#​422](https://togithub.com/octokit/auth-oauth-app.js/issues/422)) ([177aacf](https://togithub.com/octokit/auth-oauth-app.js/commit/177aacfb4dac770086ae9471b5e910f4f2d4f12b)) ##### BREAKING CHANGES - package is now ESM

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[github-actions[bot]]

:tada: This PR is included in version 6.0.1 :tada:

The release is available on:

• GitHub release
• npm package (@latest dist-tag)

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