bmpblk: Update URLs

Update URLs to the final values.

BUG=b:488289370
BRANCH=main
TEST=See new URLs in UI

Change-Id: I8c8df94a5361bf5728da8f22acd98a195c40e68b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/bmpblk/+/7791417
Reviewed-by: Subrata Banik <subratabanik@chromium.org>
Commit-Queue: Subrata Banik <subratabanik@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: Tomasz Michalec <tmichalec@google.com>
Reviewed-by: Konrad Adamczyk <konrada@google.com>
Auto-Submit: Tomasz Michalec <tmichalec@google.com>
GitOrigin-RevId: 4e43516c6692ffb4e14bc9501fd04d81506d71d2