fix(deps): update dependency @netlify/serverless-functions-api to v1.19.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@netlify/serverless-functions-api	1.18.5 -> 1.19.0

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Release Notes

netlify/serverless-functions-api (@​netlify/serverless-functions-api)

### [`v1.19.0`](https://togithub.com/netlify/serverless-functions-api/compare/a28cbf42b3d48de7bc9617b9145f99cfdf2deeed...9ac79412d3d3c69293992e4d4618723a4b53b210) [Compare Source](https://togithub.com/netlify/serverless-functions-api/compare/a28cbf42b3d48de7bc9617b9145f99cfdf2deeed...9ac79412d3d3c69293992e4d4618723a4b53b210)

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Configuration

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🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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