fixing issues

Author: lidiazuin

modules/ROOT/pages/authentication-authorization/manage-privileges.adoc

@@ -202,15 +202,15 @@ See link:{neo4j-docs-base-uri}/status-codes/{page-version}/notifications/all-not
 
 The general `GRANT` and `DENY` syntaxes are illustrated in the following image:
 
-image::privileges-grant-and-deny-yntax.svg[width="800", title="GRANT and DENY Syntax", role=popup]
+image::privileges_grant_and_deny_syntax.svg[width="800", title="GRANT and DENY Syntax", role=popup]
 
 A more detailed syntax illustration for graph privileges would be the following:
 
 image::privileges-on-graph-syntax.svg[width="800", title="Syntax of GRANT and DENY Graph Privileges. The `{` and `}` are part of the syntax and not used for grouping.", role=popup]
 
 The following image shows the hierarchy between different graph privileges:
 
-image::privileges-hierarchy.svg[title="Graph privileges hierarchy"]
+image::privileges_hierarchy.svg[title="Graph privileges hierarchy"]