docs: added documentation for toast component changes (#7141)

* docs: added documentation for toast component changes

* added redirect from use-toast docs to upgrade guide

* remove unused file

* content linting fixes

* update UI package version

* updated ui preset

* fix upgrade guides main page

www/apps/ui/src/registries/example-registry.tsx

@@ -395,6 +395,11 @@ export const ExampleRegistry: Record<string, ExampleType> = {
     component: React.lazy(async () => import("@/examples/toaster-demo")),
     file: "src/examples/toaster-demo.tsx",
   },
+  "toaster-dismiss": {
+    name: "toaster-dismiss",
+    component: React.lazy(async () => import("@/examples/toaster-dismiss")),
+    file: "src/examples/toaster-dismiss.tsx",
+  },
   "toaster-warning": {
     name: "toaster-warning",
     component: React.lazy(async () => import("@/examples/toaster-warning")),

www/apps/ui/src/registries/hook-registry.tsx

@@ -2,12 +2,6 @@ import { HookRegistryItem } from "@/types/hooks"
 import * as React from "react"
 
 export const HookRegistry: Record<string, HookRegistryItem> = {
-  useToast: {
-    table: React.lazy(async () => import("../props/hooks/useToast")),
-  },
-  ToasterToast: {
-    table: React.lazy(async () => import("../props/hooks/ToasterToast")),
-  },
   usePrompt: {
     table: React.lazy(async () => import("../props/hooks/usePrompt")),
   },