triage: update qmake project, utils.cpp is used (cppcheck-opensource#8381)

Author: danmar

tools/triage/triage.pro

@@ -2,15 +2,17 @@ QT += core gui widgets
 TARGET = triage
 TEMPLATE = app
 QMAKE_CXXFLAGS += -std=c++17
-INCLUDEPATH += ../../gui
+INCLUDEPATH += ../../gui ../../lib
 MOC_DIR = temp
 OBJECTS_DIR = temp
 UI_DIR = temp
-SOURCES += main.cpp\
+SOURCES += main.cpp \
         mainwindow.cpp \
         ../../gui/codeeditorstyle.cpp \
-        ../../gui/codeeditor.cpp
+        ../../gui/codeeditor.cpp \
+        ../../lib/utils.cpp
 HEADERS  += mainwindow.h \
         ../../gui/codeeditorstyle.h \
-        ../../gui/codeeditor.h
+        ../../gui/codeeditor.h \
+        ../../lib/utils.h
 FORMS    += mainwindow.ui