core: stdcm: fix test for engineering allowance possibility #15321

Job	Run time
Build (core-build, core)	2m 8s
Build (editoast, editoast-test)	16s
Check dockerfiles	10s
Build (gateway-test, gateway-standalone, gateway-front)	1m 50s
Build (front-build, front-tests, front-devel, front-nginx)	20s
Build (osrdyne, osrdyne-test)	15s
Check generated railjson sync	22s
Check railjson generator	1m 52s
Check scripts	6s
Check commits	7s
Check final newline	9s
Check integration tests	1m 23s
Check osrd schema	43s
Check infra schema sync	15s
Check reuse compliance	11s
Check toml	5s
Check editoast lints	9m 1s
Check editoast openapi	1m 13s
Check core	4m 7s
Check editoast tests	6m 37s
Check front rtk sync	1m 33s
Check osrdyne	3m 42s
Check gateway	3m 32s
Check front	2m 32s
End to end tests	12m 36s
Integration tests	1m 17s
	56m 22s

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