e2k: fix 20-e2k-boot to install by default if available

features.in/e2k/scripts.d/20-e2k-boot

@@ -13,6 +13,7 @@ mv boot/image{,.0}
 [ -f live    ] && default=live
 [ -f rescue  ] && default=rescue
 [ -f altinst ] && default=install
+[ -f live ] && [ ! -f altinst ] && [ -f Metadata/pkg-groups.tar ] && default=install
 
 cat > boot.conf << EOF
 # USB Flash note: write the contents including .disk/ onto
@@ -40,7 +41,6 @@ for i in live altinst liveinst rescue; do
 		label=install
 		stage2="stagename=live"
 		init="init=/usr/sbin/install2-init"
-		default=install
 	;;
 	*)
 		label="$i"