Sync samples storing path between different pipeline elements

[nicolay-r]

How to fix: provide a custom function that assigns the path.
Sort out the following issue alongside with it:
nicolay-r/AREkit#547

This part:

ARElight/arelight/run/infer.py

Lines 121 to 124 in f7fdd92

	"samples_io": SamplesIO(target_dir=output_dir,
	prefix=collection_name,
	reader=SQliteReader(table_name="contents"),
	writer=SQliteWriter(table_name="contents")),

With this:

ARElight/arelight/run/infer.py

Line 303 in f7fdd92

"predict_filepath": join(output_dir, f"{collection_name}-test{predict_extension[args.inference_writer]}"),