samples: remove SECTION_GARBAGE_COLLECTION

By default, the kconfig option SECTION_GARBAGE_COLLECTION is already enabled.
Removing this option from the project configuration files does not change the
resulting images.

Change-Id: I0f3329aa15a341c2c1082f75162b2b3e12447a26
Signed-off-by: Peter Mitsis <peter.mitsis@windriver.com>
6 files changed