[MM-54591] Use getVersion endpoint to report app name (#2862)

src/types/window.ts

@@ -31,8 +31,6 @@ declare global {
             getThumbnailLocation: (location: string) => Promise<string>;
         };
         desktop: {
-            getAppName: () => string;
-
             quit: (reason: string, stack: string) => void;
             openAppMenu: () => void;
             closeServersDropdown: () => void;