env: Bump VCS and Questa versions #2588

Job	Run time
Deploy Docker image	2m 27s
Deploy Docker image	2m 27s
Check Sources Up-to-Date	3m 29s
Check Sources Up-to-Date	3m 29s
Simulate SW on Snitch Cluster w/ Verilator	3h 19m 21s
Simulate SW on Snitch Cluster w/ Verilator	2h 56m 2s
Build documentation	6m 8s
Build documentation	6m 8s
Python unit tests	2m 58s
Python unit tests	2m 58s
	6h 45m 27s

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