(chore) Update openmrs tooling importmap to CDN version

[manuelroemer]

Requirements

• This PR has a title that briefly describes the work done, including the ticket number if there is a ticket.

For changes to apps

• My work conforms to the OpenMRS 3.0 Styleguide.

If applicable

• My work includes tests or is validated by existing tests.
• I have updated the esm-framework mock to reflect any API changes I have made.

Summary

Updates the importmap of the tooling to the latest version from https://spa-modules.nyc3.digitaloceanspaces.com/import-map.json.

[ibacher]

Thanks @manuelroemer! I actually missed that file!

[github-actions]

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Error: Error while trying to collect info after merging chore/import-map-cdn-update into master.

Error: Command failed: git fetch --no-tags --prune origin refs/pull/470/merge
fatal: couldn't find remote ref refs/pull/470/merge

    at ChildProcess.exithandler (node:child_process:398:12)
    at ChildProcess.emit (node:events:527:28)
    at maybeClose (node:internal/child_process:1092:16)
    at Socket. (node:internal/child_process:451:11)
    at Socket.emit (node:events:527:28)
    at Pipe. (node:net:709:12)

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_{Generated by @jsenv/file-size-impact during Report bundle size#2584378303 on 1f07e89}