chore(ci): migrate ai-platform/snippets

Author: glasnt

.github/config/nodejs-dev.jsonc

@@ -77,6 +77,7 @@
     "recaptcha_enterprise/demosite/app", // no tests exist
 
     // These tests are already passing in prod, so skip them in dev.
+    "ai-platform/snippets",
     "appengine/building-an-app/build",
     "appengine/building-an-app/update",
     "appengine/datastore",

.github/config/nodejs.jsonc

@@ -75,7 +75,6 @@
     "recaptcha_enterprise/demosite/app", // no tests exist
 
     // TODO: fix these
-    "ai-platform/snippets", // PERMISSION_DENIED: Permission denied: Consumer 'projects/undefined' has been suspended.
     "automl", // (untested) FAILED_PRECONDITION: Google Cloud AutoML Natural Language was retired on March 15, 2024. Please migrate to Vertex AI instead
     "cloud-sql/sqlserver/tedious", // (untested) TypeError: The "config.server" property is required and must be of type string.
     "compute", // GoogleError: The resource 'projects/long-door-651/zones/us-central1-a/disks/disk-from-pool-name' was not found

ai-platform/snippets/ci-setup.json

@@ -0,0 +1,5 @@
+{
+  "secrets": {
+    "CAIP_PROJECT_ID": "nodejs-docs-samples-tests/nodejs-docs-samples-ai-platform-caip-project-id"
+  }
+}