tests: now we can drop cache corruption checks from obshashrange tests

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branch : stable
8 jobs for topic/stable/caches-wip in 4 minutes and 43 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed checks-py2 #182263

00:01:40

passed checks-py3 #182264

00:01:31

passed doc #182269

00:00:52

manual pytype #182262
allowed to fail manual
passed tests-py2-cext #182265

00:04:43

passed tests-py2-pure #182266

00:04:09

passed tests-py3-cext #182267

00:04:28

passed tests-py3-pure #182268

00:03:11