openwrt-keyring: apk: use just snapshot key explicitly

Currently we're going to ship all the apk keys in the keyring, but the
preference is to ship and use single release/branch specific key so lets
use openwrt-snapshots.pem for apk explicitly as well.

Fixes: 2cea050 ("openwrt-keyring: add apk public key for signing of package indexes")
Signed-off-by: Petr Štetiar <[email protected]>
Link: openwrt/openwrt#16852
Signed-off-by: Robert Marko <[email protected]>

Author: ynezz

package/system/openwrt-keyring/Makefile

@@ -33,7 +33,7 @@ Build/Compile=
 ifneq ($(CONFIG_USE_APK),)
 define Package/openwrt-keyring/install
 	$(INSTALL_DIR) $(1)/etc/apk/keys/
-	$(INSTALL_DATA) $(PKG_BUILD_DIR)/apk/*.pem $(1)/etc/apk/keys/
+	$(INSTALL_DATA) $(PKG_BUILD_DIR)/apk/openwrt-snapshots.pem $(1)/etc/apk/keys/
 endef
 else
 define Package/openwrt-keyring/install