scripts: set proper OpenSSL include dir also for sign-file

commit fe968c4 upstream.

Fixes: 2cea4a7 ("scripts: use pkg-config to locate libcrypto")
Signed-off-by: Rolf Eike Beer <eb@emlix.com>
Cc: stable@vger.kernel.org # 5.6.x
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: DerDakon

scripts/Makefile

@@ -26,6 +26,7 @@ hostprogs-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
 
 HOSTCFLAGS_sortextable.o = -I$(srctree)/tools/include
 HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
+HOSTCFLAGS_sign-file.o = $(CRYPTO_CFLAGS)
 HOSTLDLIBS_sign-file = $(CRYPTO_LIBS)
 HOSTCFLAGS_extract-cert.o = $(CRYPTO_CFLAGS)
 HOSTLDLIBS_extract-cert = $(CRYPTO_LIBS)