fix: api cyclic refer
diff --git a/dubbo-samples-migration/pom.xml b/dubbo-samples-migration/pom.xml
index 6be8a68..543e835 100644
--- a/dubbo-samples-migration/pom.xml
+++ b/dubbo-samples-migration/pom.xml
@@ -13,6 +13,5 @@
         <module>dubbo-samples-migration-api</module>
         <module>dubbo-samples-migration-provider</module>
         <module>dubbo-samples-migration-consumer</module>
-        <module>dubbo-samples-migration-case-default</module>
     </modules>
 </project>
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