fix(da): fix polling fallback when ws not available #2713

Job	Run time
Detect code changes	4s
Determine Image Tag	2s
lint / markdown-lint	3m 19s
proto / buf-check	8s
lint / hadolint	9s
lint / golangci-lint	1m 45s
test / Run Integration Tests	2m 18s
test / Go Mod Tidy Check	36s
lint / yamllint	12s
lint / goreleaser-check	12s
test / Run Unit Tests	4m 14s
test / Build All ev-node Binaries	2m 47s
docker / Build ev-node-evm	21m 45s
docker / Build ev-node-grpc	23m 10s
docker / Build ev-node-testapp	21m 50s
docker / Build ev-node-loadgen	18s
test / Run E2E System Tests	12m 33s
test / Run EVM Execution Tests	2m 19s
test / Combine and Upload Coverage	0s
docker-tests / Docker E2E Tests	6m 50s
docker-tests / Docker Compatibility E2E Tests	4m 37s
docker-tests / Docker Upgrade E2E Tests	3m 54s
	1h 53m 2s

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