Rename internal `sui` module to `iota` #5183

Job	Run time
check-for-run-condition	1s
check-for-modification	5s
build-wasm	0s
test-wasm	0s
test-wasm-firefox	0s
test-wasm-chrome	0s
build-and-test (ubuntu-24.04)	21m 59s
build-and-test (macos-latest)	16m 45s
build-and-test (windows-latest)	48m 22s
	1h 27m 12s

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