chore: hardcode org UUID in auth stack, remove SERVERLESS_UUID from CI

Co-Authored-By: Claude Sonnet 4.6 (1M context) <noreply@anthropic.com>

Author: jchrostek-dd

.gitlab/scripts/get_secrets.sh

@@ -31,10 +31,6 @@ printf "Getting DD APP KEY...\n"
 
 export DD_APP_KEY=$(vault kv get -field=dd-app-key kv/k8s/gitlab-runner/datadog-lambda-extension/secrets)
 
-printf "Getting Serverless UUID...\n"
-
-export SERVERLESS_UUID=$(vault kv get -field=serverless-uuid kv/k8s/gitlab-runner/datadog-lambda-extension/secrets)
-
 printf "Assuming role...\n"
 
 export $(printf "AWS_ACCESS_KEY_ID=%s AWS_SECRET_ACCESS_KEY=%s AWS_SESSION_TOKEN=%s" \

integration-tests/lib/stacks/auth.ts

@@ -28,7 +28,7 @@ export class AuthStack extends cdk.Stack {
 
     const role = iam.Role.fromRoleName(this, 'AuthRole', AUTH_ROLE_NAME);
 
-    const orgUuid = process.env.SERVERLESS_UUID || '';
+    const orgUuid = '80372b20-c861-11ea-9d80-67f811a2b630';
 
     const delegatedAuthEnv = {
       DD_SITE: 'datadoghq.com',