Merge pull request dtolnay#1496 from dtolnay/userid

Fill in GitHub user ID for BCR publisher

Author: dtolnay

.bcr/metadata.template.json

@@ -3,6 +3,7 @@
   "maintainers": [
     {
       "github": "dtolnay",
+      "github_user_id": 1940490,
       "email": "[email protected]",
       "name": "David Tolnay"
     }