[V63005] Fix dbg-only v62000/gtm8023 subtest failure with -replic -bg when gtm_test_fake_enospc=1
[V63005] Fix dbg-only v62000/gtm8023 subtest failure with -replic -bg when gtm_test_fake_enospc=1

nars1/YottaDBtest,nars1/YottaDBtest,nars1/YottaDBtest,nars1/YottaDBtest,nars1/YottaDBtest,nars1/YottaDBtest