fix tiny doc mistake
@@ -10,7 +10,7 @@ We introduced then the following options in the Sink Connector Configuration:
[source,bash]
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-camel.beans.aggregate=#class:org.apache.camel.kafkaconnector.aggregator.StringAggregator"
+camel.beans.aggregate=#class:org.apache.camel.kafkaconnector.aggregator.StringAggregator
camel.beans.aggregation.size=10
camel.beans.aggregation.timeout=5000
----
