update specific osaka refs

Author: gurukamath

setup.cfg

@@ -116,6 +116,12 @@ packages =
     ethereum/prague/vm/instructions
     ethereum/prague/vm/precompiled_contracts
     ethereum/prague/vm/precompiled_contracts/bls12_381
+    ethereum/osaka
+    ethereum/osaka/utils
+    ethereum/osaka/vm
+    ethereum/osaka/vm/instructions
+    ethereum/osaka/vm/precompiled_contracts
+    ethereum/osaka/vm/precompiled_contracts/bls12_381
 
 
 package_dir =

src/ethereum/osaka/__init__.py

@@ -2,6 +2,6 @@
 The Osaka fork.
 """
 
-from ethereum.fork_criteria import ByTimestamp
+from ethereum.fork_criteria import Unscheduled
 
-FORK_CRITERIA = ByTimestamp(1746612311)
+FORK_CRITERIA = Unscheduled()

src/ethereum/osaka/trie.py

@@ -36,8 +36,8 @@
 from ethereum_types.numeric import U256, Uint
 from typing_extensions import assert_type
 
-from ethereum.cancun import trie as previous_trie
 from ethereum.crypto.hash import keccak256
+from ethereum.prague import trie as previous_trie
 from ethereum.utils.hexadecimal import hex_to_bytes
 
 from .blocks import Receipt, Withdrawal