Added Localizations and ran small fixes

frontend/pweb/lib/pages/dashboard/buttons/balance/add_funds.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
 
+import 'package:pweb/generated/i18n/app_localizations.dart';
+
 
 class BalanceAddFunds extends StatelessWidget {
   final VoidCallback onTopUp;
@@ -19,6 +21,7 @@ class BalanceAddFunds extends StatelessWidget {
   Widget build(BuildContext context) {
     final textTheme = Theme.of(context).textTheme;
     final colorScheme = Theme.of(context).colorScheme;
+    final loc = AppLocalizations.of(context)!;
 
     return InkWell(
       onTap: onTopUp,
@@ -37,7 +40,7 @@ class BalanceAddFunds extends StatelessWidget {
             ),
             const SizedBox(width: _spacingMedium),
             Text(
-              'Add funds',
+              loc.addFunds,
               style: textTheme.bodyMedium?.copyWith(
                 color: colorScheme.primary,
                 fontWeight: FontWeight.w500,