bazel: add latest version (3.7.2)

The Tensorflow uprev requires this newer version of Bazel in order to
build.

BUG=b:189783338
TEST=update_chroot

Cq-Depend: chrome-internal:3881046
Change-Id: Ic4e2ae7c5bd154aad36fcfcb6212da42b604b2c2
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/2929058
Auto-Submit: Jim Pollock <jmpollock@chromium.org>
Tested-by: Jim Pollock <jmpollock@chromium.org>
Commit-Queue: Jim Pollock <jmpollock@chromium.org>
Reviewed-by: Chirantan Ekbote <chirantan@chromium.org>
4 files changed