chore: remove handling of legacy mos data import #9480

Job	Run time
Build Core and publish docker image	8m 35s
Build gateways (playout-gateway)	3m 6s
Build gateways (mos-gateway)	2m 43s
Typecheck and Lint Core	4m 10s
Build gateways (live-status-gateway)	2m 55s
Lint Package (blueprints-integration)	1m 56s
Test Core	5m 6s
Lint Package (server-core-integration)	1m 57s
Lint Package (playout-gateway)	2m 4s
Lint Package (mos-gateway)	2m 7s
Test Package (blueprints-integration, 14.x)	1m 54s
Lint Package (corelib)	2m 4s
AsyncAPI Generation	1m 46s
Test Package (blueprints-integration, 16.x)	2m 11s
Test Package (blueprints-integration, 18.x)	1m 57s
Test Package (blueprints-integration, 20.x)	1m 46s
Lint Package (shared-lib)	1m 45s
Check for multiple library versions	2m 37s
Test Package (server-core-integration, 14.x)	2m 6s
Lint Package (job-worker)	2m 35s
Test Package (server-core-integration, 16.x)	2m 10s
Lint Package (openapi)	1m 55s
Test Package (server-core-integration, 18.x)	1m 59s
Lint Package (live-status-gateway)	2m 17s
OpenAPI Generation	1m 51s
Test Package (server-core-integration, 20.x)	1m 54s
Test Package (shared-lib, 14.x)	1m 49s
Test Package (shared-lib, 16.x)	1m 51s
Publish Docs	4m 2s
Test Package (shared-lib, 18.x)	1m 46s
Test Package (shared-lib, 20.x)	1m 44s
Test Package (14.x, corelib, true)	2m 18s
Test Package (14.x, job-worker, true)	3m 17s
Test Package (16.x, openapi)	2m 17s
Test Package (18.x, openapi)	2m 2s
Test Package (20.x, openapi)	6m 58s
Test Package (18.x, live-status-gateway)	2m 18s
Release Lib	0s
	1h 37m 48s

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