[Bug]: OBD test holding the obd lock is too long

[longdafeng]

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Environment

When run obd tests, it will failed to run other obd command such as "obd cluster display"


[ERROR] Another app is currently holding the obd lock.

### Fast Reproduce Steps

obd test tpch default -s 10 --remote-tbl-dir=/tmp/tpch -database=tpch --disable-transfer

start another terminate

obd cluster display default
[ERROR] Another app is currently holding the obd lock.

### Actual Behavior

reduce the time of holding the obd lock

### Expected Behavior

_No response_

### Other Information

_No response_

[frf12]

The display command is no longer hold a lock now