Bump rewriter from c45abd0 to 026f87b (mit-plv#1765)

Bumps [rewriter](https://github.com/mit-plv/rewriter) from `c45abd0` to `026f87b`.
- [Release notes](https://github.com/mit-plv/rewriter/releases)
- [Commits](mit-plv/rewriter@c45abd0...026f87b)

---
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>