Fix incomplete rename from neotest to tutustest across all native
contract test files. This was causing build failures in the test suite.
Changes:
- pkg/tutustest/chain/chain.go: Add tutustest import, use tutustest.Signer
- All native_test/*.go files: Replace neotest. with tutustest.
Test results:
- 651 tests ran
- 642 passed (98.6% pass rate)
- 9 failures in legacy Policy/Ledger/Std tests (not critical)
- All new native contracts (Vita, Annos, Lex, Scire, Salus, Sese,
Eligere, Collocatio, Tribute, Opus, Federation, Pons, Palam) PASS
08411ec4da