Use named import for globby

[juliangilbey]

Summary

When building webfont, I received the following warning/error:

(!) Plugin typescript: @rollup/plugin-typescript TS2349: This expression is not callable.
  Type 'typeof import("/usr/share/nodejs/globby/index")' has no call signatures.
src/standalone/index.ts: (121:28)

121   const foundFiles = await globby([].concat(options.files));
                               ~~~~~~

Proposed changes

This PR, written by Israel Galadima, fixes this.

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How to test

Describe the tests that you ran to verify your changes:

1. Run the build.
2. Notice that this warning/error message no longer appears.

Test configuration

• Node.js version (if applicable): 18.12.1

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Checklist

• [ ] I have added corresponding labels to this PR (like bug, enhancement...); it's a bug, but I don't know how to add labels
• [x] My commits follow the Conventional Commits 1.0 Guidelines;
• [x] My code follows the style guidelines of this project;
• [x] I have performed a self-review of my own code;
• [ ] I have mapped technical debts found on my changes; N/A
• [ ] I have made changes to the documentation (if applicable); N/A
• [x] My changes generate no new warnings or errors;