Remove --allow-incomplete-classpath from native-image arguments

This parameter is now the default in GraalVM 22.1

Closes gh-31568

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

@@ -183,7 +183,6 @@ public class AotProcessor {
 	private void writeNativeImageProperties() {
 		List<String> args = new ArrayList<>();
 		args.add("-H:Class=" + this.application.getName());
-		args.add("--allow-incomplete-classpath");
 		args.add("--report-unsupported-elements-at-runtime");
 		args.add("--no-fallback");
 		args.add("--install-exit-handlers");

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/AotProcessorTests.java

@@ -121,7 +121,6 @@ class AotProcessorTests {
 					.resolve("resource/META-INF/native-image/com.example/example/native-image.properties");
 			assertThat(nativeImagePropertiesFile).exists().isRegularFile().hasContent("""
 					Args = -H:Class=org.springframework.boot.AotProcessorTests$SampleApplication \\
-					--allow-incomplete-classpath \\
 					--report-unsupported-elements-at-runtime \\
 					--no-fallback \\
 					--install-exit-handlers