use -ci account

Author: v1v

.buildkite/pipeline.serverless.yml

@@ -73,20 +73,16 @@ steps:
       - elastic/oblt-aws-auth#v0.1.0:
           duration: 10800 # seconds
       # See https://github.com/elastic/oblt-infra/blob/main/conf/resources/repos/integrations/01-gcp-buildkite-oidc.tf
-      # This plugin authenticates to the default Google Cloud using the OIDC token to fetch
-      # the google secrets.
+      # This plugin authenticates to CI Google Cloud using the OIDC token.
       - elastic/oblt-google-auth#v1.3.0:
           lifetime: 10800 # seconds
+          project-id: "elastic-observability-ci"
+          project-number: "911195782929"
+          lifetime: 10800 # seconds
       - avaly/gcp-secret-manager#v1.2.0:
           env:
             EC_API_KEY: elastic-cloud-observability-team-qa-api-key
             EC_HOST: elastic-cloud-observability-team-qa-endpoint
-      # See https://github.com/elastic/oblt-infra/blob/main/conf/resources/repos/integrations/01-gcp-buildkite-oidc.tf
-      # This plugin authenticates to CI Google Cloud using the OIDC token.
-      - elastic/oblt-google-auth#v1.3.0:
-          lifetime: 10800 # seconds
-          project-id: "elastic-observability-ci"
-          project-number: "911195782929"
     artifact_paths:
       - "build/test-results/*.xml"
       - "build/elastic-stack-dump/*/logs/*.log"