SkiaRenderer: remove unnecessary android sdk version checking

Chrome is not supporting Android K, so remove the unnecessary
sdk version checking.

Bug: 1247756
Change-Id: I84effa5422c141337e88538031c8a7e0246b090c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3509948


Commit-Queue: Peng Huang <penghuang@chromium.org>
Auto-Submit: Peng Huang <penghuang@chromium.org>
Reviewed-by: Vasiliy Telezhnikov <vasilyt@chromium.org>
Commit-Queue: Vasiliy Telezhnikov <vasilyt@chromium.org>
Cr-Commit-Position: refs/heads/main@{#978768}