docs: add guide on clearing cache (#14133)

* docs: add guide on clearing cache

* update llms

www/apps/resources/sidebars/infrastructure-modules.mjs

@@ -98,6 +98,11 @@ export const infrastructureModulesSidebar = [
         type: "sub-category",
         title: "Guides",
         children: [
+          {
+            type: "link",
+            path: "/infrastructure-modules/caching/guides/clear-cache",
+            title: "Clear Cache",
+          },
           {
             type: "link",
             path: "/references/caching-module-provider",