Remove unit tests

Remove unit tests

In the OBS, the bundle_unittests has killed. Because, the bundle_add_byte_array_N
is not finished. Two test cases call the bundle_add_byte_array function with
large length. In 32-bit architecture, the std::vector throws std::length_error
exception. In 64-bit architecture, the std::vector throws std::bad_alloc exception.
We expects the std::bad_alloc exception when the unit tests calls
bundle_add_byte_array function with large size in 64-bit architurecture in the OBS.
Unfotunately, it's not finished. To avoid the issue, this patch removes two test cases.

Change-Id: I5eb188e6cda9ea0f3cb08c5317b797db00fdce4a
Signed-off-by: Hwankyu Jhun <h.jhun@samsung.com>