Actually this very rail has been in discussion since 2016, started under VIA HFR.
You can view a timeline of it here https://altotrain.ca/en/key-milestones/
You can view a timeline of it here https://altotrain.ca/en/key-milestones/
Nothing going to be build though.
Although, yes, SNC-Lavalin (whatever realis they are called nowaday) will get the money for another study.
In fact there is currently study to study is going on.