Merge pull request #38550 from anavrotski

* gh-38550:
  Align Health.down with Health.Builder.down

Closes gh-38550

spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/health/Health.java

@@ -145,7 +145,7 @@ public final class Health extends HealthComponent {
 	 * @param ex the exception
 	 * @return a new {@link Builder} instance
 	 */
-	public static Builder down(Exception ex) {
+	public static Builder down(Throwable ex) {
 		return down().withException(ex);
 	}