openssl: add back the CAST cipher by default

At least netatalk and some ipsec packages use it

Signed-off-by: Felix Fietkau <nbd@nbd.name>

package/libs/openssl/Makefile

@@ -97,7 +97,7 @@ endef
 
 
 OPENSSL_NO_CIPHERS:= no-idea no-md2 no-mdc2 no-rc5 no-sha0 no-camellia no-krb5 \
- no-whrlpool no-whirlpool no-seed no-cast no-cmac
+ no-whrlpool no-whirlpool no-seed no-cmac
 OPENSSL_OPTIONS:= shared no-err no-sse2 no-ssl2 no-ssl2-method no-heartbeats
 
 ifdef CONFIG_OPENSSL_ENGINE_CRYPTO