feat(release): tasks for version v4.3.0 (Vltava)

[spencer-tb]

Remaining Todo's for the next release: tentative 18/04/25

EIP additions:

• 7002/7251:
  • refactor(tests): EIP-7002, EIP-7251: Test block invalidation if system contract is missing #1394
  • feat(tests): add consolidations & withdrawal requests with call_depth>2 #1415
• 6110: feat(tests): EIP-6110 DepositEvent layout+topic tests #1371
• 2537: feat(tests): extra BLS12-381 coverage #1350
• 7702:
  • fix(tests): EIP-7702: use penultimate block number instead of fixing block 0 #1390
  • feat(tests): add increased nonce with invalid nonce tests #1441
  • 7702 add increased nonce with invalid nonce test #1444
• 7623:
  • bug(tests): Missing exception for EIP-7623 #1412
  • feat(tests): eip7623 - parametrize test_transaction_validity_type_* with a tx to an eoa #1422

Misc PR:

• consume-engine workaround nimbus: chore(pytest): temporary consume engine tweak for nimbul-el #1425
• fix fixture downloads: fix(consume): fix fixture downloads for non-release urls and numerical release specs #1437
• exception mapper PRs:
  • feat(specs,tests): exception_test marker #1436
  • feat(consume): add ExceptionMapper support to the consume-engine simulator #1416

[spencer-tb]

Closing after release.