Add missing imports and fix job status invocation

Author: sterseba

examples/nvidia_cuda_q/0_hello_cudaq_jobs.ipynb

@@ -307,6 +307,9 @@
    "metadata": {},
    "outputs": [],
    "source": [
+    "from braket.aws import AwsQuantumJob\n",
+    "from braket.devices import Devices\n",
+    "\n",
     "# create a hybrid job\n",
     "job = AwsQuantumJob.create(\n",
     "    device=Devices.Amazon.SV1,\n",
@@ -316,7 +319,7 @@
     "\n",
     "# view the ARN and the status of the job\n",
     "print(\"ARN of the job: \", job.arn)\n",
-    "print(\"Status of the job: \", job.status())"
+    "print(\"Status of the job: \", job.state())"
    ]
   }
  ],