[Buildkite] Remove pipeline to test package publication (#1617)

Remove pipeline aimed for testing package publication process

.buildkite/hooks/pre-command

@@ -9,9 +9,6 @@ export GO_VERSION
 GCP_SERVICE_ACCOUNT_SECRET_PATH=secret/ci/elastic-elastic-package/gcp-service-account
 AWS_SERVICE_ACCOUNT_SECRET_PATH=kv/ci-shared/platform-ingest/aws_account_auth
 GITHUB_TOKEN_VAULT_PATH=kv/ci-shared/platform-ingest/github_token
-JENKINS_API_TOKEN_PATH=kv/ci-shared/platform-ingest/jenkins_api_tokens
-SIGNING_PACKAGES_GCS_CREDENTIALS_PATH=kv/ci-shared/platform-ingest/signing_packages_gcs_artifacts_credentials
-PACKAGE_UPLOADER_GCS_CREDENTIALS_PATH=kv/ci-shared/platform-ingest/package_storage_uploader
 PRIVATE_CI_GCS_CREDENTIALS_PATH=kv/ci-shared/platform-ingest/gcp-platform-ingest-ci-service-account
 
 # Secrets must be redacted
@@ -50,23 +47,6 @@ if [[ "$BUILDKITE_PIPELINE_SLUG" == "elastic-package" && "$BUILDKITE_STEP_KEY" =
     export GITHUB_TOKEN
 fi
 
-if [[ "$BUILDKITE_PIPELINE_SLUG" == "elastic-package-package-storage-publish" && "$BUILDKITE_STEP_KEY" == "sign-publish" ]]; then
-    JENKINS_USERNAME_SECRET=$(retry 5 vault kv get -field username ${JENKINS_API_TOKEN_PATH})
-    export JENKINS_USERNAME_SECRET
-    JENKINS_HOST_SECRET=$(retry 5 vault kv get -field internal_ci_host ${JENKINS_API_TOKEN_PATH})
-    export JENKINS_HOST_SECRET
-    JENKINS_TOKEN=$(retry 5 vault kv get -field internal_ci ${JENKINS_API_TOKEN_PATH})
-    export JENKINS_TOKEN
-
-    # signing job
-    SIGNING_PACKAGES_GCS_CREDENTIALS_SECRET=$(retry 5 vault kv get -field value ${SIGNING_PACKAGES_GCS_CREDENTIALS_PATH})
-    export SIGNING_PACKAGES_GCS_CREDENTIALS_SECRET
-
-    # publishing job
-    PACKAGE_UPLOADER_GCS_CREDENTIALS_SECRET=$(retry 5 vault kv get -field value ${PACKAGE_UPLOADER_GCS_CREDENTIALS_PATH})
-    export PACKAGE_UPLOADER_GCS_CREDENTIALS_SECRET
-fi
-
 if [[ "$BUILDKITE_PIPELINE_SLUG" == "elastic-package-test-with-integrations" && "$BUILDKITE_STEP_KEY" == "pr-integrations" ]]; then
     GITHUB_USERNAME_SECRET=$(retry 5 vault kv get -field username ${GITHUB_TOKEN_VAULT_PATH})
     export GITHUB_USERNAME_SECRET

.buildkite/pull-requests.json

@@ -16,22 +16,6 @@
         "skip_ci_on_only_changed": [ ],
         "always_require_ci_on_changed": [ ]
      },
-     {
-        "enabled": true,
-        "pipelineSlug": "elastic-package-package-storage-publish",
-        "allow_org_users": true,
-        "allowed_repo_permissions": ["admin", "write"],
-        "allowed_list": ["dependabot[bot]", "mergify[bot]"],
-        "set_commit_status": true,
-        "build_on_commit": true,
-        "build_on_comment": true,
-        "trigger_comment_regex": "^(?:(?:buildkite\\W+)?(?:build|test)\\W+(?:this|it))|^/test$",
-        "always_trigger_comment_regex": "^(?:(?:buildkite\\W+)?(?:build|test)\\W+(?:this|it))|^/test$",
-        "skip_ci_labels": [ ],
-        "skip_target_branches": [ ],
-        "skip_ci_on_only_changed": [ ],
-        "always_require_ci_on_changed": [ ]
-     },
      {
         "enabled": true,
         "pipelineSlug": "elastic-package-test-with-integrations",