[openssl/openssl] 67bfdf: demo: Fix makefile target

[Pauli]

  Branch: refs/heads/master
  Home:   https://github.com/openssl/openssl
  Commit: 67bfdfa17bc4ca8e2b819316299bb82748394c45
      https://github.com/openssl/openssl/commit/67bfdfa17bc4ca8e2b819316299bb82748394c45
  Author: Pauli <pauli at openssl.org>
  Date:   2023-03-15 (Wed, 15 Mar 2023)

  Changed paths:
    M demos/encrypt/Makefile

  Log Message:
  -----------
  demo: Fix makefile target

The makefile target was incorrect and wouldn't build the rsa_encrypt demo.

Reviewed-by: Tomas Mraz <tomas at openssl.org>
Reviewed-by: Shane Lontis <shane.lontis at oracle.com>
Reviewed-by: Richard Levitte <levitte at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/20503)