Don't duplicate functionality from various .prf files

Change-Id: Ibaf10cb5806dae0287888a20d26e34d4dfefff75
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>

src/datavisualizationqml2/datavisualizationqml2.pro

@@ -45,18 +45,11 @@ HEADERS += \
     glstatestore_p.h \
     enumtostringmap_p.h
 
-OTHER_FILES = qmldir
-
 CONFIG += no_cxx_module
 
 load(qml_plugin)
 
 win32 {
-    CONFIG += skip_target_version_ext
-    VERSION = $$MODULE_VERSION
     QMAKE_TARGET_PRODUCT = "Qt Data Visualization (Qt $$QT_VERSION)"
     QMAKE_TARGET_DESCRIPTION = "3D Data Visualization QML plugin for Qt."
 }
-
-QML_FILES += \
-    $$PWD/plugins.qmltypes