Shrink PersonDetection's bss
Shrink PersonDetection's bss

- PersonDetection became too large to build with other changes, shrink
the reserved space for tensors slightly. Still executes with no issue.

Change-Id: I68fdb084f363a5ab965b45500928ced82e977770
GitOrigin-RevId: f9fa78a0a5a78c353db6e346e1616b6361e0c71a

google-coral/coralmicro,google-coral/coralmicro,google-coral/coralmicro,google-coral/coralmicro,google-coral/coralmicro