package/tpm-tools: requires DES support in openssl

Enable DES in openssl to fix build failure raised since commit
a83d41867c8d69a77d5cd0a665aa216af5340359

Fixes:
 - http://autobuild.buildroot.org/results/c104263d0fb6f758ac1e654b114f68b4fbfcf6bd

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/tpm-tools/Config.in

@@ -4,6 +4,7 @@ config BR2_PACKAGE_TPM_TOOLS
 	depends on !BR2_STATIC_LIBS # trousers
 	select BR2_PACKAGE_TROUSERS
 	select BR2_PACKAGE_OPENSSL
+	select BR2_PACKAGE_LIBOPENSSL_ENABLE_DES if BR2_PACKAGE_LIBOPENSSL
 	help
 	  Tools to manage and diagnose a TPM