make_binary_distribution should of course also copy .test files from mysql-test/include

scripts/make_binary_distribution.sh

@@ -224,6 +224,7 @@ $CP mysql-test/lib/*.pl  $BASE/mysql-test/lib
 $CP mysql-test/lib/*.sql $BASE/mysql-test/lib
 $CP mysql-test/t/*.def $BASE/mysql-test/t
 $CP mysql-test/include/*.inc $BASE/mysql-test/include
+$CP mysql-test/include/*.test $BASE/mysql-test/include
 $CP mysql-test/std_data/*.dat mysql-test/std_data/*.*001 \
     mysql-test/std_data/*.cnf \
     $BASE/mysql-test/std_data