Clarify usage restrictions in LICENSE file

Author: itay-grudev

LICENSE

@@ -8,8 +8,8 @@ copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
 Permission is not granted to use this software or any of the associated files
-as sample data for the purposes of building machine learning models without
-attributing the source material correctly as required by this license.
+as sample data for any purpose (including building machine learning models)
+without attributing the source material by including its license.
 
 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.