Refactor python_requirements file path in dagster_cloud.yaml

Author: andrewm4894

dagster_cloud.yaml

@@ -3,5 +3,5 @@ locations:
     code_source:
       python_file: ./anomstack/main.py
     working_directory: .
-    python_requirements:
-      file: requirements/requirements.txt
+    build:
+      directory: ./requirements

setup.py renamed to requirements/setup.py

@@ -2,7 +2,7 @@
 
 
 def read_requirements():
-    with open('./requirements/requirements.txt') as req:
+    with open('requirements.txt') as req:
         return req.read().splitlines()