botan: remove redundant INSTALL_TARGET

INSTALL_TARGET defaults to YES.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/botan/botan.mk

@@ -11,7 +11,6 @@ BOTAN_LICENSE = BSD-2c
 BOTAN_LICENSE_FILES = doc/license.txt
 
 BOTAN_INSTALL_STAGING = YES
-BOTAN_INSTALL_TARGET = YES
 
 BOTAN_CONF_OPTS = \
 	--cpu=$(BR2_ARCH) \