Add Android API 25 (Nougat) to android-sdk-packager

Bug: 1303439
Change-Id: Icddc207b8841c621013cf76c665160815eceb2ce
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3505530
Reviewed-by: Andrew Grieve <agrieve@chromium.org>
Reviewed-by: Benjamin Joyce <bjoyce@chromium.org>
Commit-Queue: Haiyang Pan <hypan@google.com>
Cr-Commit-Position: refs/heads/main@{#978490}
NOKEYCHECK=True
GitOrigin-RevId: 6be5b67f35484d6d12d6a723f2d1ee3557c24c3f