FIX: Duplicate "support" items in menu (#1140)

* Duplicate "support" items in menu, fix #1128

Signed-off-by: Roman <ixrock@gmail.com>

* clean up (contents moved to extensions/core-api/index.ts)

Signed-off-by: Roman <ixrock@gmail.com>

src/extensions/core-extension-api.ts

@@ -1,19 +0,0 @@
-// Lens-extensions api developer's kit
-export type { LensExtensionRuntimeEnv } from "./lens-runtime";
-export * from "./lens-main-extension"
-export * from "./lens-renderer-extension"
-
-// APIs
-import * as EventBus from "./core-api/event-bus"
-import * as Store from "./core-api/stores"
-import * as Util from "./core-api/utils"
-import * as Registry from "./core-api/registries"
-import * as ClusterFeature from "./core-api/cluster-feature"
-
-export {
-  ClusterFeature,
-  EventBus,
-  Registry,
-  Store,
-  Util
-}

src/main/menu.ts

@@ -1,7 +1,7 @@
 import { app, BrowserWindow, dialog, Menu, MenuItem, MenuItemConstructorOptions, shell, webContents } from "electron"
 import { autorun } from "mobx";
 import { WindowManager } from "./window-manager";
-import { appName, isMac, issuesTrackerUrl, isWindows, slackUrl } from "../common/vars";
+import { appName, isMac, isWindows } from "../common/vars";
 import { addClusterURL } from "../renderer/components/+add-cluster/add-cluster.route";
 import { preferencesURL } from "../renderer/components/+preferences/preferences.route";
 import { whatsNewURL } from "../renderer/components/+whats-new/whats-new.route";
@@ -174,30 +174,18 @@ export function buildMenu(windowManager: WindowManager) {
   const helpMenu: MenuItemConstructorOptions = {
     role: 'help',
     submenu: [
-      {
-        label: "License",
-        click: async () => {
-          shell.openExternal('https://k8slens.dev/licenses/eula.md');
-        },
-      },
-      {
-        label: "Community Slack",
-        click: async () => {
-          shell.openExternal(slackUrl);
-        },
-      },
-      {
-        label: 'Report an Issue',
-        click: async () => {
-          shell.openExternal(issuesTrackerUrl);
-        },
-      },
       {
         label: "What's new?",
         click() {
           navigate(whatsNewURL())
         },
       },
+      {
+        label: "License",
+        click: async () => {
+          shell.openExternal('https://k8slens.dev/licenses/eula.md');
+        },
+      },
       ...ignoreOnMac([
         {
           label: "About Lens",