Build(deps): Bump rack-test from 1.1.0 to 2.0.1 (#17257)

Bumps [rack-test](https://github.com/rack/rack-test) from 1.1.0 to 2.0.1.
- [Release notes](https://github.com/rack/rack-test/releases)
- [Changelog](https://github.com/rack/rack-test/blob/main/History.md)
- [Commits](https://github.com/rack/rack-test/compare/v1.1.0...v2.0.1)

---
updated-dependencies:
- dependency-name: rack-test
  dependency-type: indirect
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

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

Gemfile.lock

@@ -335,8 +335,8 @@ GEM
       rack (>= 1.2.0)
     rack-protection (2.2.0)
       rack
-    rack-test (1.1.0)
-      rack (>= 1.0, < 3)
+    rack-test (2.0.1)
+      rack (>= 1.3)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)