fix(ui): resolve theme toggle icon hydration mismatch (#9160)

Author: moshams272

packages/ui-components/src/Common/ThemeToggle/index.tsx

@@ -43,7 +43,7 @@ const ThemeToggle: FC<ThemeToggleProps> = ({
           className={styles.themeToggle}
           aria-label={ariaLabel}
         >
-          <TriggerIcon height="20" />
+          <TriggerIcon key={currentTheme} height="20" />
         </button>
       </DropdownMenu.Trigger>