Conform more of the codebase to strict types (#11191)

test/components/views/dialogs/CreateRoomDialog-test.tsx

@@ -16,7 +16,7 @@ limitations under the License.
 
 import React from "react";
 import { fireEvent, render, screen, within } from "@testing-library/react";
-import { Preset, Visibility } from "matrix-js-sdk/src/matrix";
+import { MatrixError, Preset, Visibility } from "matrix-js-sdk/src/matrix";
 
 import CreateRoomDialog from "../../../../src/components/views/dialogs/CreateRoomDialog";
 import { flushPromises, getMockClientWithEventEmitter, mockClientMethodsUser } from "../../../test-utils";
@@ -29,7 +29,7 @@ describe("<CreateRoomDialog />", () => {
         getClientWellKnown: jest.fn(),
         doesServerForceEncryptionForPreset: jest.fn(),
         // make every alias available
-        getRoomIdForAlias: jest.fn().mockRejectedValue({ errcode: "M_NOT_FOUND" }),
+        getRoomIdForAlias: jest.fn().mockRejectedValue(new MatrixError({ errcode: "M_NOT_FOUND" })),
     });
 
     const getE2eeEnableToggleInputElement = () => screen.getByLabelText("Enable end-to-end encryption");

test/components/views/dialogs/InteractiveAuthDialog-test.tsx

@@ -131,7 +131,7 @@ describe("InteractiveAuthDialog", function () {
             const successfulResult = { test: 1 };
             const makeRequest = jest
                 .fn()
-                .mockRejectedValueOnce(new MatrixError({ data: { flows: [{ stages: ["m.login.sso"] }] } }, 401))
+                .mockRejectedValueOnce(new MatrixError({ flows: [{ stages: ["m.login.sso"] }] }, 401))
                 .mockResolvedValue(successfulResult);
 
             mockClient.credentials = { userId: "@user:id" };