stunnel: Update to version 5.72

stunnel: Update to version 5.72

- Update from version 5.71 to 5.72
- Update of rootfile not required
- Changelog
    5.72
	* Security bugfixes
	  - OpenSSL DLLs updated to version 3.2.1.
	* Bugfixes
	  - Fixed SSL_CTX_new() errors handling.
	  - Fixed OPENSSL_NO_PSK builds.
	  - Android build updated for NDK r23c.
	  - stunnel.nsi updated for Debian 12.
	  - Fixed tests with OpenSSL older than 1.0.2.

Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>