update most packages

frontend/src/setupTests.ts

@@ -1,4 +1,4 @@
 import * as Enzyme from "enzyme";
-import * as Adapter from "enzyme-adapter-react-16";
+import * as Adapter from "@wojtekmaj/enzyme-adapter-react-17";
 
 Enzyme.configure({ adapter: new Adapter() });

frontend/src/tests/utils.ts

@@ -1,3 +0,0 @@
-export function flushPromises(): Promise<unknown> {
-    return new Promise(setImmediate);
-}