Bump rewriter from 3a0a5f7 to 22162aa (#1781)

Bumps [rewriter](https://github.com/mit-plv/rewriter) from `3a0a5f7` to `22162aa`.
- [Release notes](https://github.com/mit-plv/rewriter/releases)
- [Commits](mit-plv/rewriter@3a0a5f7...22162aa)

---
updated-dependencies:
- dependency-name: rewriter
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>