implement and use striped LRU cache to lower mutex contention (#15764)

* Implement Striped LRU cache

* ci

* fix

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

api4/openGraph.go

@@ -13,7 +13,7 @@ import (
 
 const OPEN_GRAPH_METADATA_CACHE_SIZE = 10000
 
-var openGraphDataCache = cache.NewLRU(&cache.LRUOptions{
+var openGraphDataCache = cache.NewLRU(cache.LRUOptions{
 	Size: OPEN_GRAPH_METADATA_CACHE_SIZE,
 })