4.x docs - improvements #8286

Job	Run time
Build CJS (18)	2m 32s
Build CJS (16)	2m 35s
Build Web	36s
Build ESM (18)	56s
Build Docs (18)	4m 59s
Build Types (18)	1m 3s
Build ESM (16)	1m 5s
Build Types (16)	1m 4s
End-to-End ganache:ws (18, electron)	9m 26s
Integration IPC (18, geth, ipc)	9m 27s
Integration (18, geth, http)	2m 1s
Integration IPC (16, geth, ipc)	9m 33s
Lint	2m 8s
Integration (18, geth, ws)	4m 33s
End-to-End ganache:ws (18, chrome)	9m 32s
Integration (18, ganache, http)	3m 3s
End-to-End ganache:ws (18, firefox)	9m 37s
Integration (18, ganache, ws)	4m 28s
End-to-End ganache:ws (16, electron)	9m 38s
Integration (16, geth, http)	2m 4s
Unit Tests (18)	4m 4s
End-to-End ganache:ws (16, chrome)	9m 40s
Integration (16, geth, ws)	4m 28s
Unit Tests (16)	4m 1s
End-to-End ganache:ws (16, firefox)	9m 49s
Integration (16, ganache, http)	3m 3s
Integration (16, ganache, ws)	4m 32s
	2h 9m 57s

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