LibDesktop: Pass an optional arguments list to AppFile::spawn()

Author: https://github.com/tcl3
Commit: 3b446fba34
Pull-request: https://github.com/SerenityOS/serenity/pull/17114
Reviewed-by: https://github.com/AtkinsSJ ✅

Userland/Libraries/LibDesktop/AppFile.h

@@ -38,7 +38,7 @@ public:
     Vector<DeprecatedString> launcher_mime_types() const;
     Vector<DeprecatedString> launcher_file_types() const;
     Vector<DeprecatedString> launcher_protocols() const;
-    bool spawn() const;
+    bool spawn(ReadonlySpan<StringView> arguments = {}) const;
 
 private:
     explicit AppFile(StringView path);