Merge pull request 'better ui/ux on 2fa page' (#334) from SEND038 into main

Reviewed-on: #334
Reviewed-by: tech <tech.sendico@proton.me>

frontend/pweb/lib/pages/2fa/input.dart

@@ -18,12 +18,13 @@ class TwoFactorCodeInput extends StatelessWidget {
         autoFocus: true,
         keyboardType: TextInputType.number,
         animationType: AnimationType.fade,
+        cursorColor: Theme.of(context).colorScheme.primary,
         pinTheme: PinTheme(
           shape: PinCodeFieldShape.box,
           borderRadius: BorderRadius.circular(4),
           fieldHeight: 48,
           fieldWidth: 40,
-          inactiveColor: Theme.of(context).dividerColor,
+          inactiveColor: Theme.of(context).colorScheme.primaryContainer,
           activeColor: Theme.of(context).colorScheme.primary,
           selectedColor: Theme.of(context).colorScheme.primary,
         ),