Revert "feat(server-islands): only encode ETAGO delimiter (#11513)"

[ascorbic]

This reverts commit f64b73c.

Changes

#11513 caused test failures on main

Testing

Docs

[changeset-bot]

⚠️ No Changeset found

Latest commit: 3b69370

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

Click here to learn what changesets are, and how to add one.

Click here if you're a maintainer who wants to add a changeset to this PR

[codspeed-hq]

CodSpeed Performance Report

Merging #13013 will not alter performance

_{Comparing revert-etago (3b69370) with main (3357ff6)}

Summary

✅ 6 untouched benchmarks