Add test for transcribe_file #1644

Job	Run time
Lint	53s
Test frontend	33s
Test mcp-server on 3.8	5m 19s
Test mcp-server on 3.9	6m 17s
Test mcp-server on 3.10	9m 32s
Test mcp-server on 3.11	8m 7s
Test mcp-server on 3.12	7m 10s
Test mcp-client on 3.8	8m 14s
Test mcp-client on 3.9	8m 2s
Test mcp-client on 3.10	8m 50s
Test mcp-client on 3.11	8m 34s
Test mcp-client on 3.12	9m 48s
Test dashboard on 3.8	8m 30s
Test dashboard on 3.9	9m 47s
Test dashboard on 3.10	8m 57s
Test dashboard on 3.11	10m 9s
Test dashboard on 3.12	5m 56s
Test archivematica-common on 3.8	8m 55s
Test archivematica-common on 3.9	8m 46s
Test archivematica-common on 3.10	8m 4s
Test archivematica-common on 3.11	8m 30s
Test archivematica-common on 3.12	10m 5s
Test storage-service on 3.9	5m 42s
Test migrations on 3.9	5m 25s
	3h 0m 5s

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