chore: move `hof` under `r/leon` (#3167) #6415

Job	Run time
setup	3s
Run Main (gnodev) / Go Build / generated	9s
Run Main (gnodev) / Go Test / test	47s
Run Main (gnodev) / Go Linter / lint	32s
Run Main (gnofaucet) / Go Build / generated	9s
Run Main (gnofaucet) / Go Linter / lint	16s
Run Main (gnogenesis) / Go Build / generated	13s
Run Main (gnofaucet) / Go Test / test	20s
Run Main (gnogenesis) / Go Linter / lint	31s
Run Main (gnogenesis) / Go Test / test	28s
Run Main (gnohealth) / Go Build / generated	9s
Run Main (gnohealth) / Go Linter / lint	13s
Run Main (gnohealth) / Go Test / test	19s
Run Main (gnokeykc) / Go Build / generated	11s
Run Main (gnokeykc) / Go Linter / lint	26s
Run Main (gnokeykc) / Go Test / test	37s
Run Main (gnomd) / Go Build / generated	7s
Run Main (gnomd) / Go Linter / lint	26s
Run Main (gnomd) / Go Test / test	29s
Run Main (gnomigrate) / Go Build / generated	6s
Run Main (gnomigrate) / Go Linter / lint	26s
Run Main (gnomigrate) / Go Test / test	17s
	7m 14s

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