[Profiles] Fix profile name input width in Profile Customization bubble

This CL applies the larger width for the profile name input only in the
dialog design of the Profile Customization.

Screenshots: https://crbug.com/1361942#c3

Fixed: 1361942
Change-Id: Icac19404c1a8bce64c1ca06c24e7888bfd8427d9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3890929


Commit-Queue: Gabriel Oliveira <gabolvr@google.com>
Reviewed-by: Monica Basta <msalama@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1045773}