Refine BeanValidationBeanRegistrationAotProcessor logging

This commit print a log message at debug level without
a stacktrace for TypeNotPresentException and uses
warn level instead of error level for other exceptions
since the processing of such bean will be just skipped.

Closes spring-projectsgh-31147

spring-context/src/main/java/org/springframework/validation/beanvalidation/BeanValidationBeanRegistrationAotProcessor.java

@@ -105,8 +105,12 @@ public static BeanRegistrationAotContribution processAheadOfTime(RegisteredBean
 					logger.warn("Skipping validation constraint hint inference for bean " + registeredBean.getBeanName() +
 							" due to an ArrayIndexOutOfBoundsException at validator level");
 				}
+				else if (ex instanceof TypeNotPresentException) {
+					logger.debug("Skipping validation constraint hint inference for bean " +
+							registeredBean.getBeanName() + " due to a TypeNotPresentException at validator level: " + ex.getMessage());
+				}
 				else {
-					logger.error("Skipping validation constraint hint inference for bean " +
+					logger.warn("Skipping validation constraint hint inference for bean " +
 							registeredBean.getBeanName(), ex);
 				}
 				return null;