feat(examples): add p/moul/dynreplacer (#3710) #21

Job	Run time
gno2go (1.22.x)	56s
lint (1.22.x)	47s
mod-tidy (1.22.x)	2m 37s
test (1.22.x)	1m 8s
Run gno fmt on examples / fmt	32s
Check generated files are up to date / generated	39s
	6m 39s

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