feat(medusa): Convert FulfillmentService to TypeScript

[pKorsholm]

Fixes CORE-348

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: d95fb9cecd1cd6f8f3b67a9c49692893ad0092fd

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 12 packages

Name	Type
medusa-fulfillment-manual	Patch
medusa-interfaces	Patch
@medusajs/medusa	Patch
medusa-file-minio	Patch
medusa-file-s3	Patch
medusa-file-spaces	Patch
medusa-payment-klarna	Patch
medusa-payment-paypal	Patch
medusa-payment-stripe	Patch
medusa-plugin-algolia	Patch
medusa-plugin-meilisearch	Patch
medusa-source-shopify	Patch

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