Backport of "typefindhelper: avoid printing error log" into 1.22
requested to merge tpm/gstreamer:mr-4814-backport-into-1.22-wavparse-fix-error-log-if-has-no-factory-which-has-dts-caps into 1.22
Backport of !4814 (merged) "typefindhelper: avoid printing error log".
Commits:
- 308a9f94 typefindhelper: avoid printing error log