Merge remote-tracking branch 'cos/master' into cos-sdk

Fixing SDK by adding wget

BUG=b/347026719,b/355647072
TEST=presubmit
RELEASE_NOTE=None

Change-Id: I852598c4be53cd4ef3139d7f34e57126d8853827
Reviewed-on: https://cos-review.googlesource.com/c/third_party/overlays/portage-stable/+/77519
Reviewed-by: Oleksandr Tymoshenko <ovt@google.com>
Tested-by: He Gao <hegao@google.com>