runqemu: Fix path for i586 cross binaries

As spotted by Jessica Zhang

Signed-off-by: Joshua Lock <josh@linux.intel.com>

scripts/runqemu

@@ -137,7 +137,7 @@ if [ "$MACHINE" = "qemux86" ]; then
             findimage $T qemux86 ext3 "moblin-image-sdk moblin-image-netbook poky-image-sdk poky-image-sato poky-image-minimal"
         fi
     fi
-    CROSSPATH=$BUILDDIR/tmp/cross/i586-poky-linux/bin
+    CROSSPATH=$BUILDDIR/tmp/cross/i586/i586-poky-linux/bin
 fi
 
 if [ ! -e $CROSSPATH/cc ]; then