wallets table scrolling and spacing fixes

lib/pages_desktop_specific/home/my_stack_view/coin_wallets_table.dart

@@ -29,8 +29,16 @@ class CoinWalletsTable extends ConsumerWidget {
         child: Column(
           children: [
             for (int i = 0; i < walletIds.length; i++)
-              WalletInfoRow(
+              Column(
-                walletId: walletIds[i],
+                children: [
+                  if (i != 0)
+                    const SizedBox(
+                      height: 32,
+                    ),
+                  WalletInfoRow(
+                    walletId: walletIds[i],
+                  ),
+                ],
               ),
           ],
         ),

lib/pages_desktop_specific/home/my_stack_view/my_wallets.dart

@@ -60,7 +60,9 @@ class _MyWalletsState extends State<MyWallets> {
           const SizedBox(
             height: 20,
           ),
-          const WalletSummaryTable(),
+          const Expanded(
+            child: WalletSummaryTable(),
+          ),
         ],
       ),
     );

lib/widgets/table_view/table_view.dart

@@ -2,9 +2,14 @@ import 'package:flutter/material.dart';
 import 'package:stackwallet/widgets/table_view/table_view_row.dart';
 
 class TableView extends StatefulWidget {
-  const TableView({Key? key, required this.rows}) : super(key: key);
+  const TableView({
+    Key? key,
+    required this.rows,
+    this.rowSpacing = 10.0,
+  }) : super(key: key);
 
   final List<TableViewRow> rows;
+  final double rowSpacing;
 
   @override
   State<TableView> createState() => _TableViewState();
@@ -13,8 +18,19 @@ class TableView extends StatefulWidget {
 class _TableViewState extends State<TableView> {
   @override
   Widget build(BuildContext context) {
-    return Column(
+    return ListView(
-      children: widget.rows,
+      children: [
+        for (int i = 0; i < widget.rows.length; i++)
+          Column(
+            children: [
+              if (i != 0)
+                SizedBox(
+                  height: widget.rowSpacing,
+                ),
+              widget.rows[i],
+            ],
+          )
+      ],
     );
   }
 }