[osquery:experimental] 4 new commits by Alexander Kindyakov:

<https://github.com/facebook/osquery/commit/59afbfb3b3c4b65c81b0980bc86269a5ce0ccc07|59afbfb>

Sanity checks for processess table (#5411) - Alexander Kindyakov

<https://github.com/facebook/osquery/commit/84b7f4f7a4c39ea4a358f65d7b48157a09e14fad|84b7f4f>

Change semantics of 'start_time' colume in processes table (#5414) - Alexander Kindyakov

<https://github.com/facebook/osquery/commit/9d12502139ac2e9476034330381253c60c99038c|9d12502>

Fix up start_time column for macos (#5412) - Alexander Kindyakov

<https://github.com/facebook/osquery/commit/51b35f8664905c6cc35eac53afcad6a6129ee8b0|51b35f8>

More assertive sanity check for process abs start time column - Alexander Kindyakov