Remove unused numpy utility functions (pylint-dev#2595)

Follow-up to c7ea1e9.

ChangeLog

@@ -7,6 +7,9 @@ What's New in astroid 4.0.0?
 ============================
 Release date: TBA
 
+* Removed internal functions ``infer_numpy_member``, ``name_looks_like_numpy_member``, and
+  ``attribute_looks_like_numpy_member`` from ``astroid.brain.brain_numpy_utils``.
+
 * Fix crashes with large positive and negative list multipliers.
 
   Closes #2521

astroid/brain/brain_numpy_utils.py

@@ -48,12 +48,6 @@ def infer_numpy_attribute(
     return extracted_node.infer(context=context)
 
 
-# TODO: Deprecate and remove this function
-def infer_numpy_member(src, node, context: InferenceContext | None = None):
-    node = extract_node(src)
-    return node.infer(context=context)
-
-
 def _is_a_numpy_module(node: Name) -> bool:
     """
     Returns True if the node is a representation of a numpy module.
@@ -96,25 +90,3 @@ def attribute_name_looks_like_numpy_member(
         and isinstance(node.expr, Name)
         and _is_a_numpy_module(node.expr)
     )
-
-
-# TODO: Deprecate and remove this function
-def name_looks_like_numpy_member(member_name: str, node: Name) -> bool:
-    """
-    Returns True if the Name is a member of numpy whose
-    name is member_name.
-    """
-    return node.name == member_name and node.root().name.startswith("numpy")
-
-
-# TODO: Deprecate and remove this function
-def attribute_looks_like_numpy_member(member_name: str, node: Attribute) -> bool:
-    """
-    Returns True if the Attribute is a member of numpy whose
-    name is member_name.
-    """
-    return (
-        node.attrname == member_name
-        and isinstance(node.expr, Name)
-        and _is_a_numpy_module(node.expr)
-    )