feat(vm)!: Update Refund model #281

Job	Run time
Test changed-files	13s
CI for Prover Components / unit-tests	2m 36s
CI for Core Components / lint	5m 23s
Build core images / Build and Push Docker Images (server-v2)	10m 17s
Build core images / Build and Push Docker Images (external-node)	12m 11s
Build prover images / Build and Push Docker Images (witness-generator)	18m 5s
Build prover images / Build and Push Docker Images (prover-v2)	10m 55s
CI for Core Components / unit-tests	8m 23s
Build core images / Build and Push Docker Images (contract-verifier)	10m 25s
Build prover images / Build and Push Docker Images (circuit-synthesizer)	9m 56s
Build core images / Build and Push Docker Images (cross-external-nodes-checker)	10m 32s
CI for Core Components / external-node	14m 59s
Build prover images / Build and Push Docker Images (prover-fri)	14m 33s
Build prover images / Build and Push Docker Images (prover-gpu-fri)	15m 58s
CI for Core Components / integration	14m 10s
Build prover images / Build and Push Docker Images (witness-vector-generator)	18m 57s
CI for Core Components / loadtest	16m 0s
Build prover images / Build and Push Docker Images (prover-fri-gateway)	8m 45s
Build prover images / Build and Push Docker Images (proof-fri-compressor)	14m 49s
Github Status Check	1s
	3h 37m 8s

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