Broken link fix

Author: lidiazuin

modules/ROOT/pages/cypher.adoc

@@ -316,7 +316,7 @@ In case you have a background in SQL and are new to graph databases, these are s
 * xref:cypher-intro/cypher-sql.adoc[Reference: Comparing Cypher with SQL]
 * xref:data-import/relational-to-graph-import.adoc[How-to: Import from RDBMS into graph]
 * xref:appendix/tutorials/guide-import-relational-and-etl.adoc[Tutorial: Import data from a relational database into Neo4j]
-* link:data-modeling/relational-to-graph-modeling.adoc[How-to: Model data from relational to graph]
+* xref:data-modeling/relational-to-graph-modeling.adoc[How-to: Model data from relational to graph]
 
 === From NoSQL to Graphs
 
@@ -339,4 +339,4 @@ include::glossary.adoc[]
 
 ifdef::backend-pdf[]
 <<<
-endif::[]
+endif::[]