Stop using --install-exit-handlers

This commit stop using the --install-exit-handlers deprecated option
which is enabled by default with GraalVM 25+.

Closes gh-35557

Author: sdeleuze

spring-context/src/main/java/org/springframework/context/aot/ContextAotProcessor.java

@@ -138,7 +138,6 @@ protected List<String> getDefaultNativeImageArguments(String applicationClassNam
 		args.add("-H:Class=" + applicationClassName);
 		args.add("--report-unsupported-elements-at-runtime");
 		args.add("--no-fallback");
-		args.add("--install-exit-handlers");
 		return args;
 	}
 

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

@@ -112,8 +112,7 @@ private Consumer<Path> hasGeneratedAssetsForSampleApplication() {
 			assertThat(nativeImagePropertiesFile).exists().isRegularFile().hasContent("""
 					Args = -H:Class=org.springframework.context.aot.ContextAotProcessorTests$SampleApplication \\
 					--report-unsupported-elements-at-runtime \\
-					--no-fallback \\
-					--install-exit-handlers
+					--no-fallback
 					""");
 		};
 	}