saiyan86: Update ACS to AKS in yaml files

JobBuild
12807
08-22 18:33
pull-test-infra-bazel 1164614464834637830 1164606297606197250
pull-test-infra-bazel-canary 1164614464834637831 1164606297606197251
pull-test-infra-verify-file-perms 1164606297606197249
pull-test-infra-yamllint 1164606297606197248