Fix ASAN breakage on eDO device unit test.
Fix ASAN breakage on eDO device unit test.

`A == B` gives an unsigned long result (4 bytes), whereas BOOL is 1 byte. As the result, OCMock's `andReturn(A == B)` saves 4 bytes data into a NSConcreteData with the size 1, and causes asan complaint.

PiperOrigin-RevId: 327548825

google/eDistantObject,google/eDistantObject,google/eDistantObject