qt5webengine: replace $(HOST_DIR)/usr/bin with $(HOST_DIR)/bin

Apply effect of commit 0f9c0bf3d5 to Qt WebEngine.

Signed-off-by: Gaël PORTAY <gael.portay@savoirfairelinux.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/qt5/qt5webengine/qt5webengine.mk

@@ -39,7 +39,7 @@ endef
 QT5WEBENGINE_PRE_CONFIGURE_HOOKS += QT5WEBENGINE_PYTHON2_SYMLINK
 
 define QT5WEBENGINE_CONFIGURE_CMDS
-	(cd $(@D); $(TARGET_MAKE_ENV) $(QT5WEBENGINE_ENV) $(HOST_DIR)/usr/bin/qmake $(QT5WEBENGINE_QMAKEFLAGS))
+	(cd $(@D); $(TARGET_MAKE_ENV) $(QT5WEBENGINE_ENV) $(HOST_DIR)/bin/qmake $(QT5WEBENGINE_QMAKEFLAGS))
 endef
 
 define QT5WEBENGINE_BUILD_CMDS