Clean up dead/hosted code [zh2310] (#2430)

* Clean up dead/hosted code

* Remove schema conversion tool and related
* Remove cxg references
* Remove locust

* missed a spot

* Remove aws secret manager

* Merge branch 'main' into brodgers/2310/code-cleanup-v1

* cleanup merge

backend/common/utils/aws_secret_utils.py

@@ -1,23 +0,0 @@
-import logging
-
-import boto3
-from flask import json
-
-from backend.common.errors import SecretKeyRetrievalError
-
-
-def get_secret_key(region_name, secret_name):
-    session = boto3.session.Session()
-    client = session.client(service_name="secretsmanager", region_name=region_name)
-
-    try:
-        get_secret_value_response = client.get_secret_value(SecretId=secret_name)
-        if "SecretString" in get_secret_value_response:
-            var = get_secret_value_response["SecretString"]
-            secret = json.loads(var)
-            return secret
-    except Exception as e:
-        logging.critical(f"Caught exception during get_secret_key, {e}", exc_info=True)
-        raise SecretKeyRetrievalError(str(e))
-
-    return None

backend/common/utils/type_conversion_utils.py

@@ -6,7 +6,7 @@ import pandas as pd
 
 """
 These routines drive all type inference for the schema generation and the
-FBS (REST OTA) encoding. They are also used for CXG generation.
+FBS (REST OTA) encoding.
 
 
 H5AD Type                       REST              REST