Fix Bootanimation Aspect Ratio

Change-Id: I9818f677b0bbfe9a6a381174407b9fe4413e78f2
diff --git a/bootanimation/generate-bootanimation.sh b/bootanimation/generate-bootanimation.sh
index 6b7957f..39b5619 100755
--- a/bootanimation/generate-bootanimation.sh
+++ b/bootanimation/generate-bootanimation.sh
@@ -2,7 +2,7 @@
 
 CWD=`pwd`
 WIDTH=$1
-HEIGHT=$(echo "$WIDTH/1.6" | bc)
+HEIGHT=$(echo "$WIDTH/1.5" | bc)
 RWIDTH=$WIDTH
 RHEIGHT=$HEIGHT
 HALF_RES=$2