This update for chromium fixes the following issues:

- Chromium 89.0.4389.128 (boo#1184700):
  * CVE-2021-21206: Use after free in blink
  * CVE-2021-21220: Insufficient validation of untrusted input in
    v8 for x86_64

This update was imported from the openSUSE:Leap:15.2:Update update project.