chore(deps): bump langchain (#27)

dependabot[bot] · web-flow · commit 9e50797c319c · 2023-10-12T18:10:21.000-05:00
diff --git a/lambda/aws-summarization-appsync-stepfn/summary_generator/requirements.txt b/lambda/aws-summarization-appsync-stepfn/summary_generator/requirements.txt
@@ -3,7 +3,7 @@ boto3>=1.28.61
 botocore>=1.31.61
 requests==2.31.0
 requests-aws4auth==1.2.3
-langchain==0.0.309
+langchain==0.0.312
 nltk==3.8.1
 urllib3<2
 aws-lambda-powertools
