Test

Remove py2 code #1234

Job	Run time
Lint	1m 29s
Test frontend	45s
Test mcp-server on 3.8	4m 54s
Test mcp-server on 3.9	5m 2s
Test mcp-server on 3.10	6m 2s
Test mcp-client on 3.8	5m 55s
Test mcp-client on 3.9	7m 38s
Test mcp-client on 3.10	13m 18s
Test dashboard on 3.8	13m 4s
Test dashboard on 3.9	10m 34s
Test dashboard on 3.10	12m 19s
Test archivematica-common on 3.8	12m 13s
Test archivematica-common on 3.9	12m 23s
Test archivematica-common on 3.10	9m 56s
Test storage-service on 3.9	5m 11s
Test migrations on 3.9	5m 5s
	2h 5m 48s

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