Fixed up includes in failing linux builds (#5278)

isis/src/qisis/objs/CnetEditorWidget/AbstractTreeItem.cpp

@@ -19,7 +19,6 @@ find files of those names at the top level of this repository. **/
 #include "IString.h"
 #include "SpecialPixel.h"
 
-#include "AbstractTableModel.h"
 #include "TableColumn.h"
 
 

isis/src/qisis/objs/CnetEditorWidget/AbstractTreeModel.h

@@ -8,6 +8,7 @@ For more details about the LICENSE terms and the AUTHORS, you will
 find files of those names at the top level of this repository. **/
 
 /* SPDX-License-Identifier: CC0-1.0 */
+#include <functional>
 
 #include <QObject>
 

isis/src/qisis/objs/ConcurrentControlNetReader/ConcurrentControlNetReader.h

@@ -8,6 +8,7 @@ For more details about the LICENSE terms and the AUTHORS, you will
 find files of those names at the top level of this repository. **/
 
 /* SPDX-License-Identifier: CC0-1.0 */
+#include <functional>
 
 #include <QObject>
 #include <QPair>