add newline after "Serving Function X"

[ethanquix]

When serving multiple function, we log this:

Serving function: "first_func"Serving function: "second_func"

This PR just add a newline to improve readability

Serving function: "first_func"
Serving function: "second_func"

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[conventional-commit-lint-gcf[bot]]

🤖 I detect that the PR title and the commit message differ and there's only one commit. To use the PR title for the commit history, you can use Github's automerge feature with squashing, or use automerge label. Good luck human!

-- conventional-commit-lint bot https://conventionalcommits.org/

[kenneth-rosario]

Hello, can you open a new issue to track this?

[kenneth-rosario]

Closing as this change has been included in pr #206