fix: Allow witness_generator to use Prometheus push gateway in contin… #2103

Job	Run time
Test changed-files	7s
Setup	4s
Build and push images	0s
Build and push images	0s
Build and push images	0s
Build and push prover images with avx512 instructions / Get protocol version	1m 9s
Build and push images / Get protocol version	1m 9s
Build and push prover images with avx512 instructions / Build and Push Docker Images (witness-generator)	2m 45s
Build and push images / Build and Push Docker Images (witness-generator)	3m 4s
Build and push images / Build and Push Docker Images (prover-fri-gateway)	2m 46s
Build and push images / Build and Push Docker Images (prover-job-monitor)	2m 44s
Build and push images / Build and Push Docker Images (proof-fri-gpu-compressor)	15m 5s
Build and push images / Build and Push Docker Images (prover-autoscaler)	3m 0s
Build and push images / Build and Push Docker Images (circuit-prover-gpu)	8m 55s
Build GAR proof FRI GPU compressor / Build proof FRI GPU Compressor gar	24m 48s
Build GAR prover FRI GPU / Build prover FRI GPU GAR	19m 20s
	1h 24m 56s

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