fix(SendModal) missing icons for assets

In case of assets the symbol doesn't have an icon representation
in resources, hence we use the image of the asset itself.
Same fix used for header and delegate

Closes: #14218

ui/imports/shared/popups/send/controls/TokenBalancePerChainDelegate.qml

@@ -48,7 +48,10 @@ StatusListItem {
         let balance = !!model && !!model.currentCurrencyBalance ? model.currentCurrencyBalance : 0
         return root.formatCurrentCurrencyAmount(balance)
     }
-    asset.name: symbol ? Style.png("tokens/" + symbol) : ""
+    // Community assets have a dedicated image streamed from status-go
+    asset.name: !!model.image
+                ? model.image
+                : Constants.tokenIcon(symbol)
     asset.isImage: true
     asset.width: 32
     asset.height: 32

ui/imports/shared/popups/send/panels/HoldingSelector.qml

@@ -98,7 +98,15 @@ Item {
         }
 
         property var assetIconSourceFn: function (asset) {
-            return !!asset && asset.symbol ? Style.png("tokens/%1".arg(asset.symbol)) : ""
+            if (!asset) {
+                return ""
+            } else if (asset.image) {
+                // Community assets have a dedicated image streamed from status-go
+                return asset.image
+            } else {
+                return Constants.tokenIcon(asset.symbol)
+            }
+            return ""
         }
 
         property var collectibleTextFn: function (item) {