dsl: disable ps3 video driver

The ps3 driver is enabled by default on ps3, but depends on spu support,
which most ppc toolchains don't have, so disable it.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/sdl/sdl.mk

@@ -44,7 +44,8 @@ endif
 SDL_CONF_OPT += --enable-pulseaudio=no \
 		--disable-arts \
 		--disable-esd \
-		--disable-nasm
+		--disable-nasm \
+		--disable-video-ps3
 
 # Fixup prefix= and exec_prefix= in sdl-config, and remove the
 # -Wl,-rpath option.