docs: Link to hashlib.md5 and hashlib.sha256 respectively

docs/stream_maps.md

@@ -230,12 +230,12 @@ can be referenced directly by mapping expressions.
 
 The following functions and namespaces are available for use in mapping expressions:
 
-| Function                                     | Description                                                                                                                                                                                                                                                                  |
-| :------------------------------------------- | :--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
-| [`md5()`](inv:python:py:module:#hashlib)     | Returns an inline MD5 hash of any string, outputting the string representation of the hash's hex digest. This is defined by the SDK internally with native python: [`hashlib.md5(<input>.encode("utf-8")).hexdigest()`](inv:python:py:method:#hashlib.hash.hexdigest).       |
-| [`sha256()`](inv:python:py:module:#hashlib)  | Returns an inline SHA256 hash of any string, outputting the string representation of the hash's hex digest. This is defined by the SDK internally with native python: [`hashlib.sha256(<input>.encode("utf-8")).hexdigest()`](inv:python:py:method:#hashlib.hash.hexdigest). |
-| [`datetime`](inv:python:py:module:#datetime) | This is the datetime module object from the Python standard library. You can access [`datetime.datetime`](inv:python:py:class:#datetime.datetime), [`datetime.timedelta`](inv:python:py:class:#datetime.timedelta), etc.                                                     |
-| [`json`](inv:python:py:module:#json)         | This is the json module object from the Python standard library. Primarily used for calling [`json.dumps()`](inv:python:py:function:#json.dumps) and [`json.loads()`](inv:python:py:function:#json.loads).                                                                   |
+| Function                                             | Description                                                                                                                                                                                                                                                                  |
+| :--------------------------------------------------- | :--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
+| [`md5()`](inv:python:py:function:#hashlib.md5)       | Returns an inline MD5 hash of any string, outputting the string representation of the hash's hex digest. This is defined by the SDK internally with native python: [`hashlib.md5(<input>.encode("utf-8")).hexdigest()`](inv:python:py:method:#hashlib.hash.hexdigest).       |
+| [`sha256()`](inv:python:py:function:#hashlib.sha256) | Returns an inline SHA256 hash of any string, outputting the string representation of the hash's hex digest. This is defined by the SDK internally with native python: [`hashlib.sha256(<input>.encode("utf-8")).hexdigest()`](inv:python:py:method:#hashlib.hash.hexdigest). |
+| [`datetime`](inv:python:py:module:#datetime)         | This is the datetime module object from the Python standard library. You can access [`datetime.datetime`](inv:python:py:class:#datetime.datetime), [`datetime.timedelta`](inv:python:py:class:#datetime.timedelta), etc.                                                     |
+| [`json`](inv:python:py:module:#json)                 | This is the json module object from the Python standard library. Primarily used for calling [`json.dumps()`](inv:python:py:function:#json.dumps) and [`json.loads()`](inv:python:py:function:#json.loads).                                                                   |
 
 #### Built-in Variable Names