hide build menu when click on map on mobile

src/client/graphics/layers/radial/BuildMenu.ts

@@ -40,10 +40,6 @@ export class BuildMenu extends LitElement {
     private myPlayer: Player;
     private clickedCell: Cell;
 
-    init() {
-        this.eventBus.on(ContextMenuEvent, (e) => { this.hideMenu() })
-    }
-
     static styles = css`
         :host {
             display: block;

src/client/graphics/layers/radial/RadialMenu.ts

@@ -201,6 +201,10 @@ export class RadialMenu implements Layer {
     }
 
     private onContextMenu(event: ContextMenuEvent) {
+        if (this.buildMenu.isVisible) {
+            this.buildMenu.hideMenu()
+            return
+        }
         if (this.isVisible) {
             this.hideRadialMenu()
             return