QSG updates for data dir (nv-morpheus#302)

`./morpheus/data/' -> `data/` wherever we load vocab files, etc.

Fixes nv-morpheus#301

Authors:
  - Pete MacKinnon (https://github.com/pdmack)

Approvers:
  - Christopher Harris (https://github.com/cwharris)
  - Bhargav Suryadevara (https://github.com/bsuryadevara)
  - Michael Demoret (https://github.com/mdemoret-nv)

URL: nv-morpheus#302

docs/source/morpheus_quickstart_guide.md

@@ -575,11 +575,11 @@ $ helm install --set ngc.apiKey="$API_KEY" \
       --use_cpp=True \
       pipeline-nlp \
         --model_seq_length=128 \
-        --labels_file=./morpheus/data/labels_phishing.txt \
+        --labels_file=data/labels_phishing.txt \
         from-file --filename=./examples/data/email.jsonlines \
         monitor --description 'FromFile Rate' --smoothing=0.001 \
         deserialize \
-        preprocess --vocab_hash_file=./morpheus/data/bert-base-uncased-hash.txt --truncation=True --do_lower_case=True --add_special_tokens=False \
+        preprocess --vocab_hash_file=data/bert-base-uncased-hash.txt --truncation=True --do_lower_case=True --add_special_tokens=False \
         monitor --description 'Preprocess Rate' \
         inf-triton --model_name=phishing-bert-onnx --server_url=ai-engine:8001 --force_convert_inputs=True \
         monitor --description 'Inference Rate' --smoothing=0.001 --unit inf \
@@ -605,11 +605,11 @@ $ helm install --set ngc.apiKey="$API_KEY" \
       --use_cpp=True \
       pipeline-nlp \
         --model_seq_length=128 \
-        --labels_file=./morpheus/data/labels_phishing.txt \
+        --labels_file=data/labels_phishing.txt \
         from-kafka --input_topic <YOUR_INPUT_KAFKA_TOPIC> --bootstrap_servers broker:9092 \
         monitor --description 'FromKafka Rate' --smoothing=0.001 \
         deserialize \
-        preprocess --vocab_hash_file=./morpheus/data/bert-base-uncased-hash.txt --truncation=True --do_lower_case=True --add_special_tokens=False \
+        preprocess --vocab_hash_file=data/bert-base-uncased-hash.txt --truncation=True --do_lower_case=True --add_special_tokens=False \
         monitor --description 'Preprocess Rate' \
         inf-triton --force_convert_inputs=True --model_name=phishing-bert-onnx --server_url=ai-engine:8001 \
         monitor --description='Inference Rate' --smoothing=0.001 --unit inf \
@@ -655,7 +655,7 @@ $ helm install --set ngc.apiKey="$API_KEY" \
         from-file --filename=./examples/data/pcap_dump.jsonlines \
         monitor --description 'FromFile Rate' --smoothing=0.001 \
         deserialize \
-        preprocess --vocab_hash_file=./morpheus/data/bert-base-uncased-hash.txt --truncation=True --do_lower_case=True --add_special_tokens=False \
+        preprocess --vocab_hash_file=data/bert-base-uncased-hash.txt --truncation=True --do_lower_case=True --add_special_tokens=False \
         monitor --description='Preprocessing rate' \
         inf-triton --force_convert_inputs=True --model_name=sid-minibert-onnx --server_url=ai-engine:8001 \
         monitor --description='Inference rate' --smoothing=0.001 --unit inf \
@@ -684,7 +684,7 @@ $ helm install --set ngc.apiKey="$API_KEY" \
           from-kafka --input_topic <YOUR_INPUT_KAFKA_TOPIC> --bootstrap_servers broker:9092 \
           monitor --description 'FromKafka Rate' --smoothing=0.001 \
           deserialize \
-          preprocess --vocab_hash_file=./morpheus/data/bert-base-uncased-hash.txt --truncation=True --do_lower_case=True --add_special_tokens=False \
+          preprocess --vocab_hash_file=data/bert-base-uncased-hash.txt --truncation=True --do_lower_case=True --add_special_tokens=False \
           monitor --description='Preprocessing Rate' \
           inf-triton --force_convert_inputs=True --model_name=sid-minibert-onnx --server_url=ai-engine:8001 \
           monitor --description='Inference Rate' --smoothing=0.001 --unit inf \