fix: use new server.properties key (#85)

Author: lucapette

cli/pkg/k8s/typestream.yaml.tmpl

@@ -58,7 +58,7 @@ data:
     grpc.port=4242
     sources.kafka=local
     sources.kafka.local.bootstrapServers=redpanda.typestream:19092
-    sources.kafka.local.schemaRegistryUrl=http://redpanda.typestream:18081
+    sources.kafka.local.schemaRegistry.url=http://redpanda.typestream:18081
     sources.kafka.local.fsRefreshRate=10
 
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