doc: Update `dependencies.md` for Qt 6 #3934

Job	Run time
ASan + LSan + UBSan + integer, no depends, USDT	41m 39s
macOS 14 native, arm64, no depends, sqlite only, gui	17m 6s
macOS 14 native, arm64, fuzz	7m 19s
Win64 native, VS 2022	54m 8s
Win64 native fuzz, VS 2022	38m 35s
test each commit	0s
	2h 38m 47s

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