Update version manifest to 1.72.3

version_manifest.json

@@ -0,0 +1,14 @@
+{
+  "version": "1.72.3",
+  "created_at": "2026-03-11T00:33:41.132154Z",
+  "hf": {
+    "repo": "policyengine/policyengine-us-data",
+    "commit": "abc123"
+  },
+  "gcs": {
+    "bucket": "policyengine-us-data",
+    "generations": {
+      "test.h5": 55555
+    }
+  }
+}