Prover config loading fix #730

Job	Run time
Build and test native	12m 50s
Build and test native	12m 50s
Build and test sgx with Docker	10m 52s
Build and test sgx with Docker	10m 52s
Build and test sgx	13m 4s
Build and test sgx	12m 45s
Build and test sgx in hardware	9m 46s
Build and test sgx in hardware	9m 46s
Build and test risc0	54m 40s
Build and test risc0	54m 40s
Build and test sp1	31m 54s
Build and test sp1	31m 54s
clippy	50s
clippy	50s
fmt	36s
fmt	36s
Test raiko-lib	3m 45s
Test raiko-lib	3m 45s
	4h 36m 15s

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