openssl: bump to 1.0.2t, add maintainer

This version fixes 3 low-severity vulnerabilities:

- CVE-2019-1547: ECDSA remote timing attack
- CVE-2019-1549: Fork Protection
- CVE-2019-1563: Padding Oracle in PKCS7_dataDecode and
                 CMS_decrypt_set1_pkey

Patches were refreshed, and Eneas U de Queiroz added as maintainer.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>

package/libs/openssl/patches/150-no_engines.patch

@@ -1,6 +1,6 @@
 --- a/Configure
 +++ b/Configure
-@@ -2144,6 +2144,11 @@ EOF
+@@ -2145,6 +2145,11 @@ EOF
  	close(OUT);
    }