Revert "Add OpenSSL licese exception. Fixes #8999"

This reverts commit 6007ff14.

COPYING

-Additional permission under GNU GPL version 3 section 7
-
-If you modify this Program, or any covered work, by linking or combining
-it with the OpenSSL library (or a modified version of that library), 
-containing parts covered by the terms of the OpenSSL License, the 
-licensors of this Program grant you additional permission to convey 
-the resulting work.
-
-
                     GNU GENERAL PUBLIC LICENSE
                        Version 3, 29 June 2007