[openssl/openssl] 306abd: Fix typo in variable name

[ProAra]

  Branch: refs/heads/openssl-3.1
  Home:   https://github.com/openssl/openssl
  Commit: 306abd4fb430909941cbd301af6fdb8a1874410b
      https://github.com/openssl/openssl/commit/306abd4fb430909941cbd301af6fdb8a1874410b
  Author: Anders Jansson <anders.jansson at proara.se>
  Date:   2023-11-21 (Tue, 21 Nov 2023)

  Changed paths:
    M Configurations/windows-makefile.tmpl

  Log Message:
  -----------
  Fix typo in variable name

Fix spelling $cppfags2 => $cppflags2 in file Configurations/windows-makefile.tmpl

CLA: trivial

Reviewed-by: Matt Caswell <matt at openssl.org>
Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre at ncp-e.com>
Reviewed-by: Richard Levitte <levitte at openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22771)

(cherry picked from commit 6d552a532754f6ee66d6cc604655deaeb5425b16)