Add missing `blockHeaderSchema` properties #7359

Job	Run time
Build CJS (18)	5m 36s
Build CJS (16)	5m 26s
Build ESM (18)	4m 41s
Build ESM (16)	3m 41s
Lint	3m 25s
Build Types (18)	3m 32s
Build Types (16)	3m 42s
Build Web	40s
Integration IPC (18, geth, ipc)	6m 22s
Integration IPC (16, geth, ipc)	5m 0s
Integration (18, geth, http)	4m 13s
Integration (18, geth, ws)	7m 26s
Integration (18, ganache, http)	4m 17s
Integration (18, ganache, ws)	6m 0s
Integration (16, geth, http)	5m 2s
Integration (16, geth, ws)	7m 7s
Integration (16, ganache, http)	3m 45s
Integration (16, ganache, ws)	5m 20s
Unit Tests (18)	3m 15s
Unit Tests (16)	3m 22s
Build Docs (18)	7m 30s
End-to-End ganache:ws (18, electron)	12m 47s
End-to-End ganache:ws (18, chrome)	11m 57s
End-to-End ganache:ws (18, firefox)	12m 22s
End-to-End ganache:ws (16, electron)	17m 2s
End-to-End ganache:ws (16, chrome)	14m 3s
End-to-End ganache:ws (16, firefox)	12m 38s
Integration Sync Test (18, geth, ws)	37s
Integration Sync Test (18, geth, ipc)	38s
	3h 1m 26s

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