Move updating update severity task to another bug

Description:
691108 is the bug to fix auto updates over cellular which is done. The
task to adjust severity according to time passing should be linked to
another follow up bug.

Bug: 927010
Change-Id: I8cd30142e287fca08144af6fd0a11f6c9f7ea184
Reviewed-on: https://chromium-review.googlesource.com/c/1446782
Reviewed-by: Jenny Zhang <jennyz@chromium.org>
Commit-Queue: Weidong Guo <weidongg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#634264}
1 file changed