freetype: fix typo

package/freetype/freetype.mk

@@ -11,7 +11,7 @@ FREETYPE_LIBTOOL_PATCH = NO
 FREETYPE_INSTALL_STAGING = YES
 FREETYPE_INSTALL_TARGET = YES
 FREETYPE_MAKE_OPT = CCexe="$(HOSTCC)"
-FREETYPE_DEPENDENCIES = uclibc pkgconfig $(if $(BR2_PACKAGE_ZLIB,zlib)
+FREETYPE_DEPENDENCIES = uclibc pkgconfig $(if $(BR2_PACKAGE_ZLIB),zlib)
 
 $(eval $(call AUTOTARGETS,package,freetype))