Fix sbox_validation_tests & Make isolate_driver.py include the executable itself

sql/sql_unittests.isolate

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 {
   'conditions': [
     ['OS=="android" or OS=="linux" or OS=="mac" or OS=="win"', {
       'variables': {
         'files': [
           'test/data/',
         ],
       },
     }],
     ['OS=="linux" or OS=="mac" or OS=="win"', {
       'variables': {
         'command': [
           '../testing/test_env.py',
           '<(PRODUCT_DIR)/sql_unittests<(EXECUTABLE_SUFFIX)',
           '--brave-new-test-launcher',
           '--test-launcher-bot-mode',
           '--asan=<(asan)',
           '--msan=<(msan)',
           '--tsan=<(tsan)',
         ],
         'files': [
           '../testing/test_env.py',
-          '<(PRODUCT_DIR)/sql_unittests<(EXECUTABLE_SUFFIX)',
         ],
       },
     }],
   ],
   'includes': [
     '../base/base.isolate',
   ],
 }