QmlDesigner: Remove test file for qml puppet build in windows

Task-number: QTCREATORBUG-10293
Change-Id: I45a2b9d8428672904cb61ee826b08132e28eff5a
Reviewed-by: Robert Loehning <robert.loehning@digia.com>
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@digia.com>

src/tools/qml2puppet/qml2puppet/qml2puppet.pro

@@ -8,6 +8,10 @@ BUILD_PUPPET_IN_CREATOR_BINPATH = $$(BUILD_PUPPET_IN_CREATOR_BINPATH)
 CONFIG(debug, debug|release):isEmpty(BUILD_PUPPET_IN_CREATOR_BINPATH) {
     QML_TARGET_PATH=$$[QT_INSTALL_BINS]/$$TARGET$$TARGET_EXT
     if(write_file($$QML_TARGET_PATH)) {
+        win32 {
+            CONVERTED_PATH=$$system_quote($$system_path($$QML_TARGET_PATH))
+            system(del $$CONVERTED_PATH)
+        }
         DESTDIR = $$[QT_INSTALL_BINS]
         message("Build Qml Puppet to the Qt binary directory!")
     } else {