refactor: remove unused hooks and dependencies from pages within dashboard

Author: kelvink96

app/dashboard/analytics/page.tsx

@@ -7,7 +7,6 @@ import {
   SimpleGrid,
   Skeleton,
   Stack,
-  rem,
 } from '@mantine/core';
 
 import {

app/dashboard/default/page.tsx

@@ -48,18 +48,6 @@ function Page() {
     loading: statsLoading,
   } = useAllStats();
 
-  const {
-    data: salesData,
-    error: salesError,
-    loading: salesLoading,
-  } = useSales();
-
-  const {
-    data: trafficData,
-    error: trafficError,
-    loading: trafficLoading,
-  } = useTraffic();
-
   return (
     <>
       <>