Bump koa, oidc-provider and rollup-plugin-dev

Bumps [koa](https://github.com/koajs/koa) to 3.0.1 and updates ancestor dependencies [koa](https://github.com/koajs/koa), [oidc-provider](https://github.com/panva/node-oidc-provider) and [rollup-plugin-dev](https://github.com/pearofducks/rollup-plugin-dev). These dependencies need to be updated together.


Updates `koa` from 2.16.1 to 3.0.1
- [Release notes](https://github.com/koajs/koa/releases)
- [Changelog](https://github.com/koajs/koa/blob/master/History.md)
- [Commits](koajs/koa@v2.16.1...v3.0.1)

Updates `oidc-provider` from 8.8.1 to 9.4.0
- [Release notes](https://github.com/panva/node-oidc-provider/releases)
- [Changelog](https://github.com/panva/node-oidc-provider/blob/main/CHANGELOG.md)
- [Commits](panva/node-oidc-provider@v8.8.1...v9.4.0)

Updates `rollup-plugin-dev` from 1.1.3 to 2.0.5
- [Release notes](https://github.com/pearofducks/rollup-plugin-dev/releases)
- [Commits](pearofducks/rollup-plugin-dev@v1.1.3...v2.0.5)

---
updated-dependencies:
- dependency-name: koa
  dependency-version: 3.0.1
  dependency-type: indirect
- dependency-name: oidc-provider
  dependency-version: 9.4.0
  dependency-type: direct:development
- dependency-name: rollup-plugin-dev
  dependency-version: 2.0.5
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]