Add new label to type constraints and page alias (neo4j#1066)

modules/ROOT/pages/constraints/index.adoc

@@ -7,7 +7,7 @@ The following constraints are available in Neo4j:
 
 * *Property uniqueness constraints* ensure that the combined property values are unique for all nodes with a specific label or all relationships with a specific type. 
 * *Property existence constraints* ensure that a property exists either for all nodes with a specific label or for all relationships with a specific type. label:enterprise-edition[]
-* *Property type constraints* ensure that a property has the required property type for all nodes with a specific label or for all relationships with a specific type. label:enterprise-edition[]
+* *Property type constraints* ensure that a property has the required property type for all nodes with a specific label or for all relationships with a specific type. label:new[Introduced in 5.9] label:enterprise-edition[]
 * *Key constraints* ensure that all properties exist and that the combined property values are unique for all nodes with a specific label or all relationships with a specific type.label:enterprise-edition[]
 
 To learn more about creating, listing, and dropping these constraints, as well as information about index-backed constraints, constraint creation failures and data violation scenarios, and more, see xref:constraints/managing-constraints.adoc[].

modules/ROOT/pages/constraints/managing-constraints.adoc

@@ -1,4 +1,5 @@
 :description: Information about creating, listing, and dropping Neo4j's constraints.
+:page-aliases: constraints/examples.adoc
 include::https://raw.githubusercontent.com/neo4j-graphacademy/courses/main/asciidoc/courses/cypher-indexes-constraints/ad.adoc[]
 :page-aliases: constraints/examples.adoc
 = Create, show, and drop constraints
@@ -8,7 +9,7 @@ The following constraint types are available in Neo4j:
 
 * xref:constraints/managing-constraints.adoc#create-property-uniqueness-constraints[Property uniqueness constraints]
 * xref:constraints/managing-constraints.adoc#create-property-existence-constraints[Property existence constraints] label:enterprise-edition[]
-* xref:constraints/managing-constraints.adoc#create-property-type-constraints[Property type constraints] label:enterprise-edition[]
+* xref:constraints/managing-constraints.adoc#create-property-type-constraints[Property type constraints] label:new[Introduced in 5.9] label:enterprise-edition[]
 * xref:constraints/managing-constraints.adoc#create-key-constraints[Key constraints] label:enterprise-edition[]