GitIgnore qvkgen

Change-Id: I6f6551821ffcd73841e4b5cab5892bd17f5c70b9
Reviewed-by: Jake Petroules <jake.petroules@qt.io>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>

.gitignore

@@ -28,6 +28,7 @@
 /src/corelib/global/qconfig_p.h
 /bin/qt.conf
 /bin/qmake
+/bin/qvkgen
 /qmake/qmake
 qt*-config.h
 qt*-config_p.h