Fix TestAotProcessorTests on MS Windows

Closes gh-29103

Author: sbrannen

spring-test/src/test/java/org/springframework/test/context/aot/TestAotProcessorTests.java

@@ -92,6 +92,7 @@ private static List<String> findFiles(Path outputPath) throws IOException {
 				.map(Path::toAbsolutePath)
 				.map(Path::toString)
 				.map(path -> path.substring(prefixLength))
+				.map(path -> path.replace('\\', '/')) // convert Windows path
 				.toList();
 	}