feat(plugin): asyncapi paths can now be urls

[boyney123]

Closes https://github.com/event-catalog/eventcatalog/issues/848

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 157a0e31b7b3d664e042b3cc4aaa04a136a91074

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

This PR includes changesets to release 1 package

| Name | Type | | -------------------------------- | ----- | | @eventcatalog/generator-asyncapi | Minor |

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