cmake: [skip ci] build with Qt6 requires the module QtSvgWidgets

cMake/FreeCAD_Helpers/SetupQt.cmake

@@ -7,6 +7,7 @@ endif()
 if(BUILD_GUI)
     if (FREECAD_QT_MAJOR_VERSION EQUAL 6)
         list (APPEND FREECAD_QT_COMPONENTS GuiTools)
+        list (APPEND FREECAD_QT_COMPONENTS SvgWidgets)
     endif()
     list (APPEND FREECAD_QT_COMPONENTS OpenGL PrintSupport Svg UiTools Widgets)
     if (BUILD_WEB)
@@ -52,4 +53,4 @@ if (Qt${FREECAD_QT_MAJOR_VERSION}Core_VERSION VERSION_LESS 5.15.0)
         qt5_wrap_cpp("${outfiles}" ${ARGN})
         set("${outfiles}" "${${outfiles}}" PARENT_SCOPE)
     endfunction()
-endif()
+endif()

src/Gui/CMakeLists.txt

@@ -88,6 +88,7 @@ include_directories(
     ${QtOpenGL_INCLUDE_DIRS}
     ${QtPrintSupport_INCLUDE_DIRS}
     ${QtSvg_INCLUDE_DIRS}
+    ${QtSvgWidgets_INCLUDE_DIRS}
     ${QtNetwork_INCLUDE_DIRS}
     ${QtUiTools_INCLUDE_DIRS}
 )
@@ -97,6 +98,7 @@ list(APPEND FreeCADGui_LIBS
     ${QtOpenGL_LIBRARIES}
     ${QtPrintSupport_LIBRARIES}
     ${QtSvg_LIBRARIES}
+    ${QtSvgWidgets_LIBRARIES}
     ${QtNetwork_LIBRARIES}
     ${QtUiTools_LIBRARIES}
 )