refactor: replace copy-dir with fs.cpSync()

[sjinks]

This pull request refactors the way directories are copied in the lib/utils.js module by replacing the use of the external copy-dir package with Node.js's built-in fs.cpSync method. This change simplifies dependencies and streamlines the codebase.

Dependency removal and code refactoring:

• Removed the copy-dir dependency from package.json and all related require statements in lib/utils.js. [1] [2]
• Replaced all usage of copydir.sync with the built-in fs.cpSync method, updating the filter function accordingly in the moveConfig function in lib/utils.js. [1] [2]

See also: Automattic/vip-cli#2295

[Copilot]

Pull request overview

This PR refactors the directory copying functionality by removing the external copy-dir dependency and replacing it with Node.js's built-in fs.cpSync() method. This simplifies the dependency tree and leverages native filesystem capabilities.

Key changes:

• Removed copy-dir package from dependencies
• Updated moveConfig function to use fs.cpSync() with an adapted filter function
• Modified filter function signature to match fs.cpSync() API expectations

Reviewed changes

Copilot reviewed 2 out of 3 changed files in this pull request and generated 3 comments.

File	Description
package.json	Removed copy-dir dependency from the dependencies list
yarn.lock	Removed lockfile entry for copy-dir package
lib/utils.js	Removed copydir import and replaced two instances of copydir.sync() calls with fs.cpSync(), updating the filter function accordingly

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