[openssl/openssl] e8c886: Include the modules directory in openssl.pc

[Richard Levitte]

  Branch: refs/heads/openssl-3.0
  Home:   https://github.openssl.org/openssl/openssl
  Commit: e8c886104f9430c88ff31ad20b121cf05b1deb81
      https://github.openssl.org/openssl/openssl/commit/e8c886104f9430c88ff31ad20b121cf05b1deb81
  Author: Richard Levitte <levitte at openssl.org>
  Date:   2022-06-12 (Sun, 12 Jun 2022)

  Changed paths:
    M Configurations/unix-Makefile.tmpl

  Log Message:
  -----------
  Include the modules directory in openssl.pc

Affected file: Configurations/unix-Makefile.tmpl

Fixes #18516

Reviewed-by: Dmitry Belyavskiy <beldmit at gmail.com>
Reviewed-by: Matt Caswell <matt at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/18520)