package/ghostscript: drop spurious space

Drop spurious space added by commit
f9e359d7653f4af32a491e2baf4b6e524554174b

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/ghostscript/ghostscript.mk

@@ -71,7 +71,7 @@ endif
 
 ifeq ($(BR2_PACKAGE_CUPS),y)
 GHOSTSCRIPT_DEPENDENCIES += cups
-GHOSTSCRIPT_CONF_OPTS  += \
+GHOSTSCRIPT_CONF_OPTS += \
 	CUPSCONFIG=$(STAGING_DIR)/usr/bin/cups-config \
 	--enable-cups
 else