Match styling to CouchbaseBucketAdapter in versionadded

Author: RosemaryOrchard

components/cache/adapters/couchbasecollection_adapter.rst

@@ -9,7 +9,7 @@ Couchbase Collection Cache Adapter
 
 .. versionadded:: 5.4
 
-    The Couchbase Cache Adapter was introduced in Symfony 5.4.
+    The CouchbaseCollectionAdapter was introduced in Symfony 5.4.
 
 This adapter stores the values in-memory using one (or more) `Couchbase server`_
 instances. Unlike the :ref:`APCu adapter <apcu-adapter>`, and similarly to the