kernel: kmod-crypto-engine: Mark hidden

The Kernel config option CONFIG_CRYPTO_ENGINE has no title and can not
be directly selected. Do the same for this kmod and make it hidden.

Link: https://github.com/openwrt/openwrt/pull/19480
Signed-off-by: Hauke Mehrtens <[email protected]>

package/kernel/linux/modules/crypto.mk

@@ -251,6 +251,7 @@ $(eval $(call KernelPackage,crypto-echainiv))
 
 define KernelPackage/crypto-engine
   TITLE:=Crypto engine
+  HIDDEN:=1
   KCONFIG:=CONFIG_CRYPTO_ENGINE
   FILES:=$(LINUX_DIR)/crypto/crypto_engine.ko
   AUTOLOAD:=$(call AutoLoad,09,crypto_engine)