test: integration tests for reorg tracking in RPC subscriptions and filters #494

Job	Run time
rust-library-base / Feature Checks	5m 49s
rust-library-base / Base Checks / Test Suite	9m 47s
rust-library-base / Base Checks / Rustfmt	42s
rust-library-base / Base Checks / Clippy	4m 32s
rust-library-base / Base Checks / doctest	5m 22s
rust-library-base / Base Checks / Docs	4m 3s
	30m 15s

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