feat: no hover on mode toggle

Author: amhsirak

src/components/dashboard/NavBar.tsx

@@ -163,9 +163,6 @@ export const NavBar: React.FC<NavBarProps> = ({
         onClick={toggleTheme}
         sx={{
           color: darkMode ? '#ffffff' : '#0000008A',
-          '&:hover': {
-           background: 'inherit'
-          }
         }}
       >
         {darkMode ? <LightMode /> : <DarkMode />}