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- Search tag now includes both "Android settings" and
  "Android preferences" to link to the android settings
  subpage.
- Set "Android preferences" as the primary search tag as it
  matches the text of the link to android preferences app.

Bug: 1115330
Change-Id: Id0dd5b40c2fab9e4a9a41f1d67357475a0a78817
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2353675Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Commit-Queue: Jimmy Gong <jimmyxgong@chromium.org>
Cr-Commit-Position: refs/heads/master@{#797788}