Test

Update flake8 configuration #1236

Job	Run time
Test frontend	55s
Lint	1m 21s
Test mcp-server on 3.8	6m 12s
Test mcp-server on 3.9	5m 19s
Test mcp-server on 3.10	5m 32s
Test mcp-client on 3.8	7m 19s
Test mcp-client on 3.9	5m 39s
Test mcp-client on 3.10	5m 46s
Test dashboard on 3.8	7m 49s
Test dashboard on 3.9	5m 40s
Test dashboard on 3.10	8m 16s
Test archivematica-common on 3.8	5m 1s
Test archivematica-common on 3.9	6m 56s
Test archivematica-common on 3.10	5m 52s
Test storage-service on 3.9	5m 15s
Test migrations on 3.9	5m 45s
	1h 28m 37s

Provide feedback