doc: correct links in nav-reference.adoc

Author: nkoester

docs/global/modules/core/partials/nav-reference.adoc

@@ -1,4 +1,5 @@
 * xref:core:reference/component-model-server.adoc[]
-* xref:core:reference/component-metamodel-generator.adoc[]
-* xref:core:reference/component-metamodel-generator-gradle.adoc[]
+* xref:core:reference/component-metamodel-export.adoc[]
+* xref:core:reference/component-model-api-gen.adoc[]
+* xref:core:reference/component-model-api-gen-gradle.adoc[]
 * xref:core:reference/component-light-model-client.adoc[]