Update openai_tools.py to use delay (#159)

* Update openai_tools.py

Updated to use the 'delay'

* also use delay instead of 62 in async completions

memgpt/openai_tools.py

@@ -47,7 +47,7 @@ def wrapper(*args, **kwargs):
                 delay *= exponential_base * (1 + jitter * random.random())
 
                 # Sleep for the delay
-                time.sleep(62)
+                time.sleep(delay)
 
             # Raise exceptions for any errors not specified
             except Exception as e:
@@ -108,7 +108,7 @@ async def wrapper(*args, **kwargs):
                 delay *= exponential_base * (1 + jitter * random.random())
 
                 # Sleep for the delay
-                await asyncio.sleep(62)
+                await asyncio.sleep(delay)
 
             # Raise exceptions for any errors not specified
             except Exception as e: