Reinvent deprecated qSort as Utils::sort

Change-Id: I4f6011cc2b6127037249aabc2426a88ad7108ebf
Reviewed-by: Orgad Shaneh <orgads@gmail.com>
Reviewed-by: Daniel Teske <daniel.teske@digia.com>
Reviewed-by: hjk <hjk121@nokiamail.com>

src/plugins/git/commitdata.cpp

@@ -28,6 +28,7 @@
 ****************************************************************************/
 
 #include "commitdata.h"
+#include <utils/algorithm.h>
 #include <utils/qtcassert.h>
 
 #include <QCoreApplication>
@@ -166,7 +167,7 @@ bool CommitData::checkLine(const QString &stateInfo, const QString &file)
             files.append(qMakePair(yState, newFile));
         }
     }
-    qSort(files);
+    Utils::sort(files);
     return true;
 }