Change Details

1. `ninja` 2. IBD for a few minutes 3. Stop the node: No Segmentation fault, no hangup 4. Start the node again, syncs from previous height (without reindexing Chronik) 5. Go back to 2.

The functional test should fail if the `chronik::Stop()` is not moved as in this diff, and should pass if `chronik::Stop()` is moved as in this diff. Alternatively, this should also reproduce the bug: 1. `ninja` 2. IBD for a few minutes 3. Stop the node: Segmentation fault

The functional test should fail if the `chronik::Stop()` is not moved as in this diff, and should pass if `chronik::Stop()` is moved as in this diff. Alternatively, this should also reproduce the bug: 1. `ninja` 2. IBD for a few minutes 3. Stop the node: No Segmentation fault, no hangup 4. Start the node again, syncs from previous height (without reindexing Chronik)t 5. Go back to 2.