gst1-plugins-good: remove consecutive empty lines

Fixes the following check-package warning:

package/gstreamer1/gst1-plugins-good/gst1-plugins-good.mk:193: consecutive empty lines

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/gstreamer1/gst1-plugins-good/gst1-plugins-good.mk

@@ -190,7 +190,6 @@ else
 GST1_PLUGINS_GOOD_CONF_OPTS += --disable-mpg123
 endif
 
-
 ifeq ($(BR2_PACKAGE_GST1_PLUGINS_GOOD_PLUGIN_LAW),y)
 GST1_PLUGINS_GOOD_CONF_OPTS += --enable-law
 else