Upgrade boto3 library to support EKS Pod Identity. (#5064)

api/requirements.txt

@@ -15,7 +15,7 @@ psycopg2-binary~=2.9.6
 pycryptodome==3.19.1
 python-dotenv==1.0.0
 Authlib==1.2.0
-boto3==1.28.17
+boto3==1.34.123
 tenacity==8.2.2
 cachetools~=5.3.0
 weaviate-client~=3.21.0