Remove all references to slack (#7233)

* Remove all references to slack

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Fix readme

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Cleanup migration

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Remove existing slack link from weblink store

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Fix type error and wording on ErrorBoundary

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Don't export forumsUrl to extension API

- Also just remove slack URL

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Update snapshots again

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Update snapshots again v3

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Revert remove slackUrl

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Fix filtering

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Fix readme

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* More of a fix

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Try again

Signed-off-by: Sebastian Malton <sebastian@malton.name>

* Slightly better for now

Signed-off-by: Sebastian Malton <sebastian@malton.name>

---------

Signed-off-by: Sebastian Malton <sebastian@malton.name>

packages/core/src/extensions/common-api/app.ts

@@ -11,7 +11,7 @@ import isWindowsInjectable from "../../common/vars/is-windows.injectable";
 import { asLegacyGlobalFunctionForExtensionApi } from "../as-legacy-globals-for-extension-api/as-legacy-global-function-for-extension-api";
 import { getLegacyGlobalDiForExtensionApi } from "../as-legacy-globals-for-extension-api/legacy-global-di-for-extension-api";
 import getEnabledExtensionsInjectable from "./get-enabled-extensions/get-enabled-extensions.injectable";
-import { slackUrl, issuesTrackerUrl } from "../../common/vars";
+import { issuesTrackerUrl } from "../../common/vars";
 import { buildVersionInjectionToken } from "../../common/vars/build-semantic-version.injectable";
 import { asLegacyGlobalForExtensionApi } from "../as-legacy-globals-for-extension-api/as-legacy-global-object-for-extension-api";
 import userStoreInjectable from "../../common/user-store/user-store.injectable";
@@ -53,6 +53,9 @@ export const App = {
 
     return di.inject(isLinuxInjectable);
   },
-  slackUrl,
+  /**
+   * @deprecated This value is now `""` and is left here for backwards compatability.
+   */
+  slackUrl: "",
   issuesTrackerUrl,
 } as const;