[CrOS Cellular] Add back refresh profile before policy profile install

Adds back the refresh profile list before trigger eSIM policy
installation, removing this step could result in an incomplete list of
eSIM profiles being shown in the UI.

Bug: b/343745579
Change-Id: I9cd4ca15ccf2f06170839e86d9c7f48cf1a7436d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5586253


Reviewed-by: Theo Johnson-kanu <tjohnsonkanu@google.com>
Reviewed-by: Chad Duffin <chadduffin@chromium.org>
Reviewed-by: Nikhil Nayunigari <nikhilcn@google.com>
Commit-Queue: Jason Zhang <jiajunz@google.com>
Cr-Commit-Position: refs/heads/main@{#1312202}