Add bounded commit-pinned Hugging Face source streaming

tests/kind/hf-source-job.yaml.in

@@ -0,0 +1,21 @@
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: @@JOB_NAME@@
+  namespace: remora-testbed
+spec:
+  activeDeadlineSeconds: 300
+  backoffLimit: 0
+  ttlSecondsAfterFinished: 300
+  template:
+    spec:
+      automountServiceAccountToken: false
+      enableServiceLinks: false
+      restartPolicy: Never
+      containers:
+        - name: tests
+          image: @@TEST_IMAGE@@
+          imagePullPolicy: Never
+          resources:
+            requests: {cpu: 100m, memory: 256Mi}
+            limits: {cpu: "2", memory: 2Gi}