fix: fixed npx eslint (also accounting for justins part)

ref: N25B-142

test/pages/connectedRobots/ConnectedRobots.test.tsx

@@ -25,7 +25,9 @@ class MockEventSource {
 
 // mock event source generation with fake function that returns our fake mock source
 beforeAll(() => {
-  (globalThis as any).EventSource = jest.fn((url: string) => new MockEventSource(url));
+  // Cast globalThis to a type exposing EventSource and assign a mocked constructor.
+  (globalThis as unknown as { EventSource?: typeof EventSource }).EventSource =
+    jest.fn((url: string) => new MockEventSource(url)) as unknown as typeof EventSource;
 });
 
 // clean after tests