Update xla_docker_build.tf

[ManfeiBai]

possible fix for this issue:

(Reading database ... 106380 files and directories currently installed.)
Step #4 - "run_e2e_tests": Removing google-cloud-cli-gke-gcloud-auth-plugin (463.0.0-0) ...
Step #4 - "run_e2e_tests": + apt-get -y install google-cloud-sdk-gke-gcloud-auth-plugin -o DPkg::options::=--force-overwrite
Step #4 - "run_e2e_tests": Reading package lists...
Step #4 - "run_e2e_tests": Building dependency tree...
Step #4 - "run_e2e_tests": Reading state information...
Step #4 - "run_e2e_tests": Some packages could not be installed. This may mean that you have
Step #4 - "run_e2e_tests": requested an impossible situation or if you are using the unstable
Step #4 - "run_e2e_tests": distribution that some required packages have not yet been created
Step #4 - "run_e2e_tests": or been moved out of Incoming.
Step #4 - "run_e2e_tests": The following information may help to resolve the situation:
Step #4 - "run_e2e_tests": 
Step #4 - "run_e2e_tests": The following packages have unmet dependencies:
Step #4 - "run_e2e_tests":  google-cloud-cli-gke-gcloud-auth-plugin : Breaks: google-cloud-sdk-gke-gcloud-auth-plugin but 463.0.0-0 is to be installed
Step #4 - "run_e2e_tests": E: Unable to correct problems, you have held broken packages.
Finished Step #4 - "run_e2e_tests"
ERROR
ERROR: build step 4 "google/cloud-sdk" failed: step exited with non-zero status: 100

error log

error disappear after https://github.com/pytorch/xla/pull/6485, maybe env changed?

[ManfeiBai]

wait for TPUCI result, although this change will only affect after merged;

this PR will be closed after gain the result, because this error disappear in the current TPUCI now, maybe the testing env has changed very quickly?