Fixed some wrong column specifications in mysql_fix_privilege_tables


mysql-test/mysql-test-run.sh:
  Portability fix
mysql-test/r/func_math.result:
  portability fix
mysql-test/r/rpl_error_ignored_table.result:
  portability fix
mysql-test/t/func_math.test:
  portability fix
mysql-test/t/rpl_error_ignored_table.test:
  portability fix
scripts/mysql_fix_privilege_tables.sh:
  func.name was not generated correctly
scripts/mysql_fix_privilege_tables.sql:
  Fixed some wrong column specifications