[NTP] Explicitly set text align right for edit shortcut dialog RTL

Text-align right must be explicitly set for the edit shortcut dialog.
This keeps all input field text aligned to the right regardless of the
field's text direction.

Bug: 924061
Change-Id: Id86b2cb2f5e9f0d1c253100939614828bcbf73ee
Reviewed-on: https://chromium-review.googlesource.com/c/1427787
Reviewed-by: Kyle Milka <kmilka@chromium.org>
Commit-Queue: Kristi Park <kristipark@chromium.org>
Cr-Commit-Position: refs/heads/master@{#625028}
1 file changed