package/freetype: add brotli optional dependency

brotli is an optional dependency (enabled by default) since version
2.10.2 and
https://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=9443a1bc3e6cfa315db976ff80f6c5e91b12b387

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/freetype/freetype.mk

@@ -16,6 +16,7 @@ FREETYPE_CONFIG_SCRIPTS = freetype-config
 
 HOST_FREETYPE_DEPENDENCIES = host-pkgconf
 HOST_FREETYPE_CONF_OPTS = \
+	--without-brotli \
 	--without-bzip2 \
 	--without-harfbuzz \
 	--without-png \
@@ -32,6 +33,13 @@ else
 FREETYPE_CONF_OPTS += --without-zlib
 endif
 
+ifeq ($(BR2_PACKAGE_BROTLI),y)
+FREETYPE_DEPENDENCIES += brotli
+FREETYPE_CONF_OPTS += --with-brotli
+else
+FREETYPE_CONF_OPTS += --without-brotli
+endif
+
 ifeq ($(BR2_PACKAGE_BZIP2),y)
 FREETYPE_DEPENDENCIES += bzip2
 FREETYPE_CONF_OPTS += --with-bzip2