LibDesktop: Add support for RequiresRoot option to AppFile

Userland/Libraries/LibDesktop/AppFile.cpp

@@ -102,6 +102,11 @@ bool AppFile::run_in_terminal() const
     return m_config->read_bool_entry("App", "RunInTerminal", false);
 }
 
+bool AppFile::requires_root() const
+{
+    return m_config->read_bool_entry("App", "RequiresRoot", false);
+}
+
 Vector<String> AppFile::launcher_mime_types() const
 {
     Vector<String> mime_types;

Userland/Libraries/LibDesktop/AppFile.h

@@ -32,6 +32,7 @@ public:
     String icon_path() const;
     GUI::Icon icon() const;
     bool run_in_terminal() const;
+    bool requires_root() const;
     Vector<String> launcher_mime_types() const;
     Vector<String> launcher_file_types() const;
     Vector<String> launcher_protocols() const;