fix: Add einops as a core dependency

Author: Hashbrownsss

setup.py

@@ -410,6 +410,7 @@ def run(self):
     + extras["modelcreation"]
     + extras["onnxruntime"]
     + extras["num2words"]
+    + deps_list("einops")
 )
 extras["dev-tensorflow"] = (
     extras["testing"]