Remove duplicate copy of flight.xsd

See 85eb589
See gh-25787

Author: sbrannen

spring-oxm/src/test/java/org/springframework/oxm/jaxb/Jaxb2UnmarshallerTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -31,6 +31,7 @@
 import org.junit.jupiter.api.Test;
 
 import org.springframework.core.io.ClassPathResource;
+import org.springframework.core.io.FileSystemResource;
 import org.springframework.core.io.Resource;
 import org.springframework.oxm.AbstractUnmarshallerTests;
 import org.springframework.oxm.jaxb.test.FlightType;
@@ -56,7 +57,7 @@ public class Jaxb2UnmarshallerTests extends AbstractUnmarshallerTests<Jaxb2Marsh
 	protected Jaxb2Marshaller createUnmarshaller() throws Exception {
 		Jaxb2Marshaller unmarshaller = new Jaxb2Marshaller();
 		unmarshaller.setContextPath("org.springframework.oxm.jaxb.test");
-		unmarshaller.setSchema(new ClassPathResource("org/springframework/oxm/flight.xsd"));
+		unmarshaller.setSchema(new FileSystemResource("src/test/schema/flight.xsd"));
 		unmarshaller.afterPropertiesSet();
 		return unmarshaller;
 	}