Adjust looks of bolt and gear

ydnab/BudgetView.swift

@@ -123,10 +123,10 @@ struct BudgetViewSummary: View {
                 }
                 Spacer()
                 Button(action: { showNotImplemented.toggle() }) { // TODO: Implement this
-                    Image(systemName: "bolt")
+                    Image(systemName: "bolt.fill")
                 }
                 Button(action: { showNotImplemented.toggle() }) { // TODO: Implement this
-                    Image(systemName: "gear")
+                    Image(systemName: "gearshape.fill")
                 }.padding(.leading, 11)
             }
             .padding(.vertical, 11)