fix `db_modes_test` when nodeos built with ASAN #6366

Job	Run time
Discover Versions	2s
Platform Cache / Discover Platforms	4s
Platform Cache / Build Platforms (none)	4s
Run Build Workflow / Build leap (reproducible)	8m 6s
Run Build Workflow / Build leap (ubsan)	9m 38s
Run Build Workflow / Build leap (asserton)	6m 57s
Run Build Workflow / Build leap (ubuntu22)	6m 26s
Run Build Workflow / Build leap (ubuntu20)	6m 28s
NP Tests (ubuntu20)	6m 26s
LR Tests (ubuntu20)	24m 9s
Build deb packages (ubuntu20)	10m 56s
NP Tests (ubuntu22)	5m 12s
LR Tests (ubuntu22)	24m 7s
Tests (ubuntu20)	3m 24s
Build deb packages (ubuntu22)	10m 19s
NP Tests (asserton)	5m 13s
LR Tests (asserton)	24m 4s
Tests (ubuntu22)	3m 21s
Build deb packages (reproducible)	8m 17s
NP Tests (ubsan)	8m 4s
LR Tests (ubsan)	25m 45s
Tests (asserton)	3m 15s
NP Tests (ubuntu20repro)	6m 22s
LR Tests (ubuntu20repro)	24m 2s
Tests (ubsan)	3m 47s
NP Tests (ubuntu22repro)	5m 4s
LR Tests (ubuntu22repro)	23m 59s
Tests (ubuntu20repro)	3m 27s
Tests (ubuntu22repro)	3m 13s
libtester tests (ubuntu22, build-tree)	7m 57s
libtester tests (ubuntu22, make-dev-install)	7m 23s
libtester tests (ubuntu22, deb-install)	3m 44s
All Required Tests Passed	1s
	4h 49m 16s

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