chore: small code rabbit fixes to zustand.ts and dl test

Author: david-roper

apps/web/src/__mocks__/zustand.ts

@@ -31,6 +31,7 @@ afterEach(() => {
     STORE_RESET_FUNCTIONS.forEach((resetFn) => {
       resetFn();
     });
+    STORE_RESET_FUNCTIONS.clear();
   });
 });
 

apps/web/src/hooks/__tests__/useInstrumentVisualization.test.ts

@@ -15,7 +15,7 @@ const mockUseInstrument = vi.hoisted(() =>
 
 const mockRecords = [
   {
-    __date__: new Date().getDate(),
+    __date__: new Date(),
     __time__: new Date().getTime(),
     someValue: 'abc'
   }