Fix small typescript issues

Small changes after updating to TS v5

es5 > ES2018 target change so tat we can use named groups in regexps (in frontend/js/src/utils/utils.tsx) without triggering an error (was previously a warning)

Author: MonkeyDo

Diff for: frontend/js/tests/common/brainzplayer/BrainzPlayer.test.tsx

@@ -121,9 +121,7 @@ describe("BrainzPlayer", () => {
     });
   });
   beforeAll(() => {
-    window.location = {
-      href: "http://nevergonnagiveyouup.com",
-    } as Window["location"];
+    window.location.href = "http://nevergonnagiveyouup.com";
 
     global.IntersectionObserver = IntersectionObserver;
     window.HTMLElement.prototype.scrollIntoView = jest.fn();

Diff for: tsconfig.json

@@ -4,7 +4,7 @@
     "outDir": "./dist/",
     "noImplicitAny": true,
     "module": "es2022",
-    "target": "es5",
+    "target": "ES2018",
     "jsx": "react",
     "strict": true,
     "moduleResolution": "node",