feat: add r/sys/params + params genesis support #5804

Job	Run time
setup	4s
Run Main (gnodev) / Go Build / generated	6s
Run Main (gnodev) / Go Test / test	1m 12s
Run Main (gnodev) / Go Linter / lint	40s
Run Main (gnofaucet) / Go Linter / lint	31s
Run Main (gnofaucet) / Go Build / generated	9s
Run Main (gnofaucet) / Go Test / test	43s
Run Main (gnogenesis) / Go Build / generated	8s
Run Main (gnogenesis) / Go Linter / lint	34s
Run Main (gnogenesis) / Go Test / test	43s
Run Main (gnokeykc) / Go Build / generated	7s
Run Main (gnokeykc) / Go Linter / lint	33s
Run Main (gnokeykc) / Go Test / test	42s
Run Main (gnomd) / Go Linter / lint	24s
Run Main (gnomd) / Go Build / generated	8s
Run Main (gnomd) / Go Test / test	26s
	7m 10s

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