Sync documentation of main branch

Author: actions-user

_versions/main/guides/_attributes.adoc

@@ -29,7 +29,7 @@
 // overridden to the full version, at least when building locally.
 :hibernate-orm-version-major-minor: 6.6
 :hibernate-search-version-major-minor: 7.2
-:hibernate-validator-version-major-minor: 8.0
+:hibernate-validator-version-major-minor: 9.0
 :jakarta-persistence-version-major-minor: 3.1
 // .
 :quarkus-home-url: https://quarkus.io

_versions/main/guides/validation.adoc

@@ -585,7 +585,8 @@ so that we could register the appropriate classes for reflection.
 
 To configure the `ValidatorFactory`, use the exposed configuration properties and the CDI integration.
 
-Consequently, the only way to define constraints in Quarkus is by annotating your classes.
+While configuration of the validator factory is not possible through XML, constraint declaration is.
+Quarkus accepts constraints defined by annotations in your classes or in the `validation.xml`.
 
 === ValidatorFactory and native executables