Jetson Orin Nano Hangs at building TensorRT engine for the OWL-ViT vision encoder

Jetson Orin Nano 8gb dev kit Hangs while maxing out ram and swap memory 
During
## Step 3.Build the TensorRT engine for the OWL-ViT vision encoder

```
mkdir -p data
python3 -m nanoowl.build_image_encoder_engine \
    data/owl_image_encoder_patch32.engine
```