message: Add android-tiramisuprivacysandbox to DEPS.
  This is expected to fix the Chromium autoroller.
  Cr-Commit-Position: refs/heads/main@{#39230}
diff: @@ -427,6 +427,10 @@ deps = {
  'package': 'chromium/third_party/android_sdk/public/platforms/android-33',
  'version': 'eo5KvW6UVor92LwZai8Zulc624BQZoCu-yn7wa1z_YcC',
  },
  + {
  + 'package': 'chromium/third_party/android_sdk/public/platforms/android-tiramisuprivacysandbox',
  + 'version': 'YWMYkzyxGBgVsty0GhXL1oxbY0pGXQIgFc0Rh7ZMRPYC',
  + },
  {
  'package': 'chromium/third_party/android_sdk/public/sources/android-31',
  'version': '_a_BcnANjPYw5mSKlNHa7GFY8yc1kdqj2rmQgac7yUcC',
  