update version

docs/resources/changelog.md

@@ -8,7 +8,7 @@ New versions of Shoelace are released as-needed and generally occur when a criti
 
 ?> During the beta period, these restrictions may be relaxed in the event of a mission-critical bug. 🐛
 
-## Next
+## 2.0.0-beta.88
 
 This release includes a complete rewrite of `<sl-select>` to improve accessibility and simplify its internals.