fix(dashboard,types): Fix TS errors (#10457)

**What**
- Fixes TS erros in dashboard project
- Updates incorrect HTTP Invite types
- Fixes incorrectly formatted dates in dashboard

packages/admin/dashboard/src/extensions/dashboard-extension-provider/types.ts

@@ -1,32 +0,0 @@
-import { InjectionZone } from "@medusajs/admin-shared"
-import { ComponentType } from "react"
-import { LoaderFunction } from "react-router-dom"
-import { CustomFieldConfiguration } from "../../extensions/custom-field-registry/types"
-
-export type RouteExtension = {
-  Component: ComponentType
-  loader?: LoaderFunction
-  path: string
-}
-
-export type MenuItemExtension = {
-  label: string
-  path: string
-  icon?: ComponentType
-}
-
-export type WidgetExtension = {
-  Component: ComponentType
-  zone: InjectionZone[]
-}
-
-export type RoutingExtensionConfig = {
-  routes: RouteExtension[]
-  menuItems: MenuItemExtension[]
-}
-
-export type DashboardExtensionConfig = {
-  customFields?: CustomFieldConfiguration
-  menuItems?: MenuItemExtension[]
-  widgets?: WidgetExtension[]
-}