Fix sponsorship menu bar glitch

_closes #1576

Update sponsorship message every time user clicks the button. I wish I could do this every time the menu opens, but,
apparently, there is no way to know when the menu is opened feedback-assistant/reports#475

(cherry picked from commit 3b55258)

Author: nikitabobko

Sources/AppBundle/ui/MenuBar.swift

@@ -28,9 +28,10 @@ public func menuBar(viewModel: TrayMenuModel) -> some Scene { // todo should it
         }
         Button {
             NSWorkspace.shared.open(URL(string: "https://github.com/sponsors/nikitabobko").orDie())
+            viewModel.sponsorshipMessage = sponsorshipPrompts.randomElement().orDie()
         } label: {
             Text("Sponsor AeroSpace on GitHub")
-            Text(sponsorshipPrompts.randomElement().orDie())
+            Text(viewModel.sponsorshipMessage)
         }
         Divider()
         Button(viewModel.isEnabled ? "Disable" : "Enable") {

Sources/AppBundle/ui/TrayMenuModel.swift

@@ -12,6 +12,7 @@ public class TrayMenuModel: ObservableObject {
     @Published var isEnabled: Bool = true
     @Published var workspaces: [WorkspaceViewModel] = []
     @Published var experimentalUISettings: ExperimentalUISettings = ExperimentalUISettings()
+    @Published var sponsorshipMessage: String = sponsorshipPrompts.randomElement().orDie()
 }
 
 @MainActor func updateTrayText() {