releaser: populate lab KVS ARN and CF function name in env.json

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: dvdksn

hack/releaser/env.json

@@ -7,8 +7,8 @@
     "DOCS_S3_BUCKET": "labs-docs-docs.docker.com",
     "DOCS_CLOUDFRONT_ID": "E1MYDYF65FW3HG",
     "DOCS_LAMBDA_FUNCTION_REDIRECTS": "DockerDocsRedirectFunction-labs",
-    "DOCS_CLOUDFRONT_KVS_ARN": "",
-    "DOCS_CLOUDFRONT_FUNCTION_NAME": ""
+    "DOCS_CLOUDFRONT_KVS_ARN": "arn:aws:cloudfront::710015040892:key-value-store/cfbd85b1-0ea6-4f10-be98-5fb95932bb61",
+    "DOCS_CLOUDFRONT_FUNCTION_NAME": "docs-docker-com-redirects-labs"
   },
   "refs/heads/main": {
     "HUGO_ENV": "production",