[LDA] Remove personal bucket from notebook

Author: Chris Swierczewski

introduction_to_amazon_algorithms/lda_topic_modeling/LDA-Introduction.ipynb

@@ -120,7 +120,6 @@
    "outputs": [],
    "source": [
     "bucket = '<your_s3_bucket_name_here>'\n",
-    "bucket = 'csw-test-bucket'\n",
     "prefix = 'sagemaker/lda_introduction'\n",
     "\n",
     "assumed_role = boto3.client('sts').get_caller_identity()['Arn']\n",

scientific_details_of_algorithms/lda_topic_modeling/LDA-Science.ipynb

@@ -100,8 +100,6 @@
    "outputs": [],
    "source": [
     "bucket = '<your_s3_bucket_name_here>'\n",
-    "\n",
-    "bucket = 'csw-test-bucket'\n",
     "prefix = 'sagemaker/lda_science'\n",
     "\n",
     "assumed_role = boto3.client('sts').get_caller_identity()['Arn']\n",