[MRESOLVER-86] Examples: correct example to use project repository

instead of plugin repository
diff --git a/maven-resolver-demos/maven-resolver-demo-maven-plugin/src/main/java/org/apache/maven/resolver/examples/maven/ResolveArtifactMojo.java b/maven-resolver-demos/maven-resolver-demo-maven-plugin/src/main/java/org/apache/maven/resolver/examples/maven/ResolveArtifactMojo.java
index 57e0979..bd3b430 100644
--- a/maven-resolver-demos/maven-resolver-demo-maven-plugin/src/main/java/org/apache/maven/resolver/examples/maven/ResolveArtifactMojo.java
+++ b/maven-resolver-demos/maven-resolver-demo-maven-plugin/src/main/java/org/apache/maven/resolver/examples/maven/ResolveArtifactMojo.java
@@ -61,7 +61,7 @@
     /**
      * The project's remote repositories to use for the resolution.
      */
-    @Parameter( defaultValue = "${project.remotePluginRepositories}", readonly = true )
+    @Parameter( defaultValue = "${project.remoteProjectRepositories}", readonly = true )
     private List<RemoteRepository> remoteRepos;
 
     /**