front: add logo when train is projected #12823

Job	Run time
check_generated_railjson_sync	21s
build (core-build, core)	16s
check_railjson_generator	1m 50s
build (editoast, editoast-test)	16s
build (gateway-test, gateway-standalone, gateway-front)	1m 33s
build (front-build, front-tests, front-devel, front-nginx)	29s
check_commits	7s
build (osrdyne, osrdyne-test)	18s
Check final newline	8s
check_integration_tests	1m 25s
check_osrd_schema	39s
check_toml	4s
check_infra_schema_sync	17s
check_reuse_compliance	15s
check_editoast_tests	6m 12s
check_editoast_openapi	57s
check_front_rtk_sync	1m 30s
check_core	4m 8s
check_gateway	3m 15s
check_osrdyne	3m 5s
check_front	2m 22s
integration_tests	9m 9s
check_editoast_lints	8m 44s
	47m 20s

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