chore(deps): Bump github.com/celestiaorg/celestia-app from 1.4.0 to 1.6.0 #648

Job	Run time
setup	1s
Markdown Lint	6s
yamllint	12s
hadolint / hadolint	10s
go-ci / setup	1s
go-ci / Lint	2m 5s
go-ci / Go Mod Tidy Check	37s
go-ci / Run Integration Tests	12m 0s
go-ci / Run Unit Tests with Race Detector	3m 51s
go-ci / Unit Tests Coverage (ubuntu-latest)	3m 20s
go-ci / Unit Tests Coverage (macos-latest)	7m 32s
version_bump	0s
goreleaser	0s
	29m 55s

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