Revert "[forward fix] add support for MemoryFormat after type tightening (pytorch#154658)"

This reverts commit 0fdd568.

Reverted pytorch#154658 on behalf of https://github.com/facebook-github-bot due to Diff reverted internally ([comment](pytorch#154658 (comment)))

Author: pytorchmergebot

torch/_inductor/codegen/cpp_wrapper_cpu.py

@@ -2388,7 +2388,7 @@ def c_type_for_prim_type(self, val, type_) -> str:
             return "int64_t"
         elif isinstance(
             type_, (torch.BoolType, torch.SymBoolType, torch.EnumType)
-        ) or repr(type_) in ("ScalarType", "Layout", "MemoryFormat"):
+        ) or repr(type_) in ("ScalarType", "Layout"):
             return "int32_t"
         elif isinstance(type_, torch.FloatType):
             return "double"