Bump stint to v2.0: new array backend (#5113)

* bump stint to v2.0: new array backend

* Fix missing isEven in libnimbus_lc.nim

* bump nim-stint: compiles with arm64

beacon_chain/el/el_manager.nim

@@ -10,11 +10,11 @@
 import
   std/[deques, strformat, strutils, sequtils, tables, typetraits, uri, json],
   # Nimble packages:
-  chronos, metrics, chronicles/timings, stint/endians2,
+  chronos, metrics, chronicles/timings,
   json_rpc/[client, errors],
   web3, web3/ethhexstrings, web3/engine_api,
   eth/common/[eth_types, transaction],
-  eth/async_utils, stew/[assign2, byteutils, objects, results, shims/hashes],
+  eth/async_utils, stew/[assign2, byteutils, objects, results, shims/hashes, endians2],
   # Local modules:
   ../spec/[deposit_snapshots, eth2_merkleization, forks, helpers],
   ../spec/datatypes/[base, phase0, bellatrix, deneb],

beacon_chain/libnimbus_lc/libnimbus_lc.nim

@@ -1561,6 +1561,9 @@ proc ETHTransactionsCreateFromJson(
     if data.hash.asEth2Digest != hash:
       return nil
 
+    template isEven(x: int64): bool =
+      (x and 1) == 0
+
     # Compute from execution address
     var rawSig {.noinit.}: array[65, byte]
     rawSig[0 ..< 32] = tx.R.toBytesBE()

beacon_chain/spec/eth2_apis/eth2_rest_serialization.nim

@@ -6,7 +6,7 @@
 # at your option. This file may not be copied, modified, or distributed except according to those terms.
 
 import std/[typetraits, strutils]
-import stew/[assign2, results, base10, byteutils], presto/common,
+import stew/[assign2, results, base10, byteutils, endians2], presto/common,
        libp2p/peerid, serialization, json_serialization,
        json_serialization/std/[options, net, sets],
        chronicles

beacon_chain/spec/eth2_apis/rest_light_client_calls.nim

@@ -8,7 +8,7 @@
 
 import
   chronos,
-  stew/results,
+  stew/[results, endians2],
   presto/client,
   ../helpers,
   "."/[rest_common, eth2_rest_serialization]

beacon_chain/spec/eth2_merkleization.nim

@@ -10,6 +10,7 @@
 # Import this module to get access to `hash_tree_root` for spec types
 
 import
+  stew/endians2,
   ssz_serialization/[merkleization, proofs],
   ./ssz_codec
 

tests/slashing_protection/test_slashing_protection_db.nim

@@ -1,5 +1,5 @@
 # Nimbus
-# Copyright (c) 2018-2022 Status Research & Development GmbH
+# Copyright (c) 2018-2023 Status Research & Development GmbH
 # Licensed under either of
 #  * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or https://www.apache.org/licenses/LICENSE-2.0)
 #  * MIT license ([LICENSE-MIT](LICENSE-MIT) or https://opensource.org/licenses/MIT)
@@ -12,7 +12,7 @@ import
   std/[os],
   # Status lib
   eth/db/[kvstore, kvstore_sqlite3],
-  stew/results,
+  stew/[results, endians2],
   # Internal
   ../../beacon_chain/validators/slashing_protection,
   ../../beacon_chain/spec/[helpers],

tests/test_attestation_pool.nim

@@ -12,7 +12,7 @@ import
   # Status lib
   unittest2,
   chronicles, chronos,
-  stew/byteutils,
+  stew/[byteutils, endians2],
   taskpools,
   # Internal
   ../beacon_chain/gossip_processing/[gossip_validation],

vendor/nim-stint

@@ -1 +1 @@
-Subproject commit 94fc521ee0f1e113d09ceeaa3568d4d7a6c0b67d
+Subproject commit 54e24cae415b1bed39a987ecd08c19a34f740972