Upgrade to Hibernate 5.4.29.Final

Closes gh-25627

Author: snicoll

spring-boot-project/spring-boot-dependencies/build.gradle

@@ -398,7 +398,7 @@ bom {
 			]
 		}
 	}
-	library("Hibernate", "5.4.28.Final") {
+	library("Hibernate", "5.4.29.Final") {
 		group("org.hibernate") {
 			modules = [
 				"hibernate-c3p0",