Change return values of type status_t from NO_ERROR to OK

in bufferhub related directories

Bug: 118696702
Fixes: 118696702
Test: all tests pass.
AHardwareBufferTest BufferHubBuffer_test BufferHubMetadata_test
buffer_hub_binder_service-test buffer_hub_queue_producer-test
libgui_test libsensor_test vrflinger_test buffer_hub-test
buffer_hub_queue-test dvr_buffer_queue-test dvr_api-test
dvr_display-test

Change-Id: Iee198ddbec035856185fcab34b0d631bd3726b77