core: stdcm: implement variable stop durations #11010

Job	Run time
check_railjson_generator	1m 53s
check_generated_railjson_sync	23s
check_commits	5s
build (core-build, core)	2m 12s
check_integration_tests	1m 20s
build (editoast, editoast-test)	33s
Check final newline	33s
check_infra_schema_sync	23s
build (gateway-test, gateway-standalone, gateway-front)	1m 38s
build (front-build, front-tests, front-devel, front-nginx)	18s
check_osrd_schema	43s
build (osrdyne, osrdyne-test)	17s
check_reuse_compliance	13s
check_toml	5s
check_editoast_lints	5m 2s
check_editoast_openapi	1m 13s
check_core	4m 1s
check_editoast_tests	4m 10s
check_front_rtk_sync	1m 36s
check_gateway	2m 10s
check_osrdyne	2m 42s
check_front	2m 41s
integration_tests	7m 46s
	41m 57s

Provide feedback