feat(prover): Refactor WitnessGenerator #17236

Job	Run time
Get changed files	26s
CI for Core lint Components	0s
CI for Core Components	0s
Build contract verifier	0s
Build core images	0s
CI for Docs	0s
CI for zk_toolbox	0s
Build TEE Prover images	0s
CI for Prover Components / lint	3m 41s
CI for Common Components (prover or core) / build	5m 33s
CI for Prover Components / unit-tests	7m 38s
Build prover images / Build and Push Docker Images (witness-generator)	6m 26s
Build prover images / Build and Push Docker Images (prover-gpu-fri)	8m 9s
Build prover images with avx512 instructions / Build and Push Docker Images (witness-generator)	6m 34s
Build prover images / Build and Push Docker Images (witness-vector-generator)	7m 4s
Build prover images / Build and Push Docker Images (prover-fri-gateway)	4m 41s
Build prover images / Build and Push Docker Images (prover-job-monitor)	4m 37s
Build prover images / Build and Push Docker Images (proof-fri-gpu-compressor)	9m 58s
Build prover images / Copy images between docker registries	0s
Github Status Check	1s
	1h 4m 48s

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