Remove unused class
diff --git a/empire-db-examples/empire-db-example-spring-boot/src/main/java/org/apache/empire/samples/springboot/SampleConfig.java b/empire-db-examples/empire-db-example-spring-boot/src/main/java/org/apache/empire/samples/springboot/SampleConfig.java
deleted file mode 100644
index f976c94..0000000
--- a/empire-db-examples/empire-db-example-spring-boot/src/main/java/org/apache/empire/samples/springboot/SampleConfig.java
+++ /dev/null
@@ -1,8 +0,0 @@
-package org.apache.empire.samples.springboot;
-
-import org.springframework.context.annotation.Configuration;
-
-@Configuration
-public class SampleConfig {
-
-}