feat(codegen): correctly print type-only imports/exports #8512

Job	Run time
Check and Build (windows-latest)	2m 21s
Check and Build (ubuntu-latest)	31s
Conformance	2m 30s
Check and Build (macos-14)	46s
Cargo Deny	11s
Doc	38s
Format	13s
Clippy	51s
Test (windows-latest)	2m 13s
Test (ubuntu-latest)	56s
Spell Check	10s
Test (macos-14)	55s
Check Unused Dependencies	19s
Check Wasm	1m 28s
	14m 2s

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