Avoid NoSuchMethodError by assigning ApplicationContextInitializer

See gh-32555

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/SpringApplication.java

@@ -420,7 +420,9 @@ public class SpringApplication {
 					initializers.stream().filter(AotApplicationContextInitializer.class::isInstance).toList());
 			if (aotInitializers.isEmpty()) {
 				String initializerClassName = this.mainApplicationClass.getName() + "__ApplicationContextInitializer";
-				aotInitializers.add(AotApplicationContextInitializer.forInitializerClasses(initializerClassName));
+				AotApplicationContextInitializer<ConfigurableApplicationContext> initializer = AotApplicationContextInitializer
+						.forInitializerClasses(initializerClassName);
+				aotInitializers.add(initializer);
 			}
 			initializers.removeAll(aotInitializers);
 			initializers.addAll(0, aotInitializers);