Remove --use_cpp flags per cpu-only changes in Morpheus (#42)

* Requires nv-morpheus/Morpheus#1851 to be merged first

Authors:
  - David Gardner (https://github.com/dagardner-nv)

Approvers:
  - Anuradha Karuppiah (https://github.com/AnuradhaKaruppiah)
  - Michael Demoret (https://github.com/mdemoret-nv)

URL: #42

GraphVis/start.sh

@@ -20,7 +20,6 @@
 #     --edge_buffer_size=4 \
 #     --pipeline_batch_size=1024 \
 #     --model_max_batch_size=32 \
-#     --use_cpp=True \
 #     pipeline-nlp \
 #     --model_seq_length=256 from-file \
 #     --filename=data/pcap_dump.jsonlines deserialize preprocess \
@@ -52,7 +51,6 @@ docker run --rm -it \
 DOCKER_IMAGE_TAG=latest ./docker/run_container_dev.sh
 pip install -e . && pip install websockets
 python examples/sid_visualization/run.py \
-  --use_cpp=False \
   --num_threads=1 \
   --max_batch_size=4096 \
   --input_file=./examples/data/sid_visualization/group1-benign-2nodes-v2.jsonlines \