gifsicle, revbump, add missing REPLACES (#12451)

media-gfx/gifsicle/gifsicle-1.96.recipe

@@ -8,7 +8,7 @@ for space; change images' colormaps; and other things."
 HOMEPAGE="http://www.lcdf.org/gifsicle/"
 COPYRIGHT="1997-2018 Eddie Kohler"
 LICENSE="GNU GPL v2"
-REVISION="1"
+REVISION="2"
 SOURCE_URI="http://www.lcdf.org/gifsicle/gifsicle-$portVersion.tar.gz"
 CHECKSUM_SHA256="fd23d279681a6dfe3c15264e33f344045b3ba473da4d19f49e67a50994b077fb"
 
@@ -31,6 +31,11 @@ PROVIDES="
 REQUIRES="
 	haiku$secondaryArchSuffix
 	"
+if [ -n "$secondaryArchSuffix" ]; then
+REPLACES="
+	gifsicle
+	"
+fi
 
 BUILD_REQUIRES="
 	haiku${secondaryArchSuffix}_devel