removed graph notation from home page

Author: akollegger

src/content/docs/index.mdx

@@ -51,10 +51,10 @@ import { LinkCard, CardGrid } from '@astrojs/starlight/components';
 		description="Common terminology and names used within GraphRAG."
 		href="/appendices/glossary"
 	/>
-	<LinkCard 
+	{/* <LinkCard 
 		title="Graph Notation" 
 		description="Logical graph patterns using nodes, relationships and subjects."
 		href="/appendices/notation"
-	/>
+	/> */}
 
 </CardGrid>