Bump zeitwerk from 2.6.17 to 2.6.18

Bumps [zeitwerk](https://github.com/fxn/zeitwerk) from 2.6.17 to 2.6.18.
- [Changelog](https://github.com/fxn/zeitwerk/blob/main/CHANGELOG.md)
- [Commits](fxn/zeitwerk@v2.6.17...v2.6.18)

---
updated-dependencies:
- dependency-name: zeitwerk
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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

gems.locked

@@ -97,7 +97,7 @@ GEM
     unicode-display_width (2.5.0)
     uri (0.13.0)
     yard (0.9.37)
-    zeitwerk (2.6.17)
+    zeitwerk (2.6.18)
 
 PLATFORMS
   ruby