feat: Add FDv2 Streaming Synchronizer #223

Job	Run time
test-packaging	3m 45s
test-platforms-and-versions (ubuntu-latest, 17)	2m 44s
test-platforms-and-versions (ubuntu-latest, 8)	2m 57s
test-platforms-and-versions (ubuntu-latest, 19)	2m 42s
test-contract-tests	3m 6s
test-platforms-and-versions (ubuntu-latest, 11)	2m 48s
	18m 2s

Provide feedback