feat(ismp-grandpa): add benchmarking support #1834

Job	Run time
Hyperclient Integration Tests	1m 26s
Hyperclient Integration Tests	6m 10s
Check Workspace	9s
Check Workspace	6m 53s
Check ismp-solidity	56s
Check ismp-solidity	56s
Check Wasm Crates (gargantua-runtime)	1s
Check Wasm Crates (gargantua-runtime)	5m 45s
Check Wasm Crates (nexus-runtime)	6s
Check Wasm Crates (nexus-runtime)	5m 45s
Integration Tests	9s
Integration Tests	57m 12s
Unit Tests	6s
Unit Tests	4m 34s
	1h 30m 8s

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