Codefix: wrong parameter names and partially missing parameters

src/group_gui.cpp

@@ -159,7 +159,7 @@ static void GuiGroupListAddChildren(GUIGroupList &list, GUIGroupListItem &item,
 
 /**
  * Build GUI group list, a sorted hierarchical list of groups for owner and vehicle type.
- * @param dst Destination list, owned by the caller.
+ * @param list Destination list, owned by the caller.
  * @param fold Whether to handle group folding/hiding.
  * @param owner Owner of groups.
  * @param veh_type Vehicle type of groups.
@@ -334,6 +334,7 @@ private:
 	 * Draw a row in the group list.
 	 * @param r Rect to draw row in.
 	 * @param g_id Group to list.
+	 * @param level_mask Bitset with the vertical lines of the tree that need to be drawn before this group.
 	 * @param indent Indentation level.
 	 * @param protection Whether autoreplace protection is set.
 	 * @param has_children Whether the group has children and should have a fold / unfold button.
@@ -1264,6 +1265,7 @@ static inline VehicleGroupWindow *FindVehicleGroupWindow(VehicleType vt, Owner o
 
 /**
  * Opens a 'Rename group' window for newly created group.
+ * @param gid The group that got created.
  * @param veh_type Vehicle type.
  */
 static void CcCreateGroup(GroupID gid, VehicleType veh_type)