Remove some TODO stuff from summary

Author: erikhatcher

docs/90_Summary.mdx

@@ -12,18 +12,5 @@ Do a demonstration of this tool, discussing it's sweet spot
 * Faceting
 * Highlighting
 * Pagination
-* partitioned indexes (new preview feature)
+* partitioned indexes / index enrichment (new preview feature)
 
-## Advanced Cool Tricks
-
-### Which clause matches?
-https://search-playground.corp.mongodb.com/tools/code-playground/snapshots/669e82e12ce7658e786edc03
-
-### Which embedded document matched?
-https://search-playground.corp.mongodb.com/tools/code-playground/snapshots/669e850dd49ef6fad98118d6
-
-### knnBeta + regex prefilter
-https://search-playground.corp.mongodb.com/tools/code-sandbox/snapshots/6797f2b4e68ae0bae860ea80
-
-### Highlighting
-  * https://search-playground.mongodb.com/tools/code-sandbox/snapshots/6785d30eb6487c1cfd0bb817