don't open ancients for classic-msg database

[magicxyyz]

Resolves NIT-4138

[github-actions]

❌ 2 Tests Failed:

Tests completed	Failed	Passed	Skipped
2173	2	2171	0

View the top 2 failed tests by shortest run time

TestOutOfGasInStorageCacheFlush

Stack Traces | 6.130s run time

... [CONTENT TRUNCATED: Keeping last 20 lines]
TRACE[11-24|23:26:53.127] P2P networking is spinning down
    program_test.go:2813: goroutine 680730 [running]:
        runtime/debug.Stack()
        	/opt/hostedtoolcache/go/1.25.4/x64/src/runtime/debug/stack.go:26 +0x5e
        github.com/offchainlabs/nitro/util/testhelpers.RequireImpl({0x40e2cd0, 0xc0af5f48c0}, {0x40a0080, 0xc1302edba0}, {0x0, 0x0, 0x0})
        	/home/runner/work/nitro/nitro/util/testhelpers/testhelpers.go:29 +0x55
        github.com/offchainlabs/nitro/system_tests.Require(0xc0af5f48c0, {0x40a0080, 0xc1302edba0}, {0x0, 0x0, 0x0})
        	/home/runner/work/nitro/nitro/system_tests/common_test.go:1759 +0x5d
        github.com/offchainlabs/nitro/system_tests.TestOutOfGasInStorageCacheFlush(0xc0af5f48c0)
        	/home/runner/work/nitro/nitro/system_tests/program_test.go:2813 +0xfe6
        testing.tRunner(0xc0af5f48c0, 0x3d25240)
        	/opt/hostedtoolcache/go/1.25.4/x64/src/testing/testing.go:1934 +0xea
        created by testing.(*T).Run in goroutine 1
        	/opt/hostedtoolcache/go/1.25.4/x64/src/testing/testing.go:1997 +0x465
        
    program_test.go:2813: �[31;1m [] failed calculating position for validation: batch not found on L1 yet �[0;0m
�[90mTime to activate hostio-test: 512.005634ms�[0;0m
INFO [11-24|23:26:58.660] HTTP server stopped                      endpoint=127.0.0.1:43681
TRACE[11-24|23:26:58.660] P2P networking is spinning down
--- FAIL: TestOutOfGasInStorageCacheFlush (6.13s)

TestSequencerPriceAdjustsFrom25Gwei

Stack Traces | 54.570s run time

=== RUN   TestSequencerPriceAdjustsFrom25Gwei
=== PAUSE TestSequencerPriceAdjustsFrom25Gwei
=== CONT  TestSequencerPriceAdjustsFrom25Gwei
    fees_test.go:223: �[31;1m [L1 gas price estimate should tend toward the basefee] �[0;0m
ERROR[11-24|23:26:21.457] Dangling trie nodes after full cleanup
--- FAIL: TestSequencerPriceAdjustsFrom25Gwei (54.57s)

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