It's for internal usage only (for example in benchmarks).

- skikoWasmJar will include a new file - skikod8.mjs
- The new file skikod8.mjs won't be used by any actual apps (Compose
apps). The apps won't try to download it or use it.
- This file can be used by manually replace skiko.mjs usages (we'll do
it using a gradle task in benchmarks project)

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This step is required for https://youtrack.jetbrains.com/issue/CMP-6942