Support Fellowship runtimes #320

Job	Run time
Rust	10s
Polkadot (version locked)	0s
ComposableFI (version locked)	0s
Substrate (version locked)	0s
Cumulus (version locked)	0s
Astar (version locked)	0s
Acala (version locked)	0s
Polkadot (master)	0s
Moonbeam (version locked)	0s
	10s

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