Backport of "aggregator: fix flow-return boolean return type mismatch" into 1.16
requested to merge tpm/gstreamer:backport-mr-163-into-1.16-aggregator-fox-pad-flush-flow-to-boolean-conversion into 1.16
Backport of !163 (merged) "aggregator: fix flow-return boolean return type mismatch".
Commits:
- 1a3bf323 aggregator: fix flow-return boolean return type mismatch