`Options.fs` is bypassed in some places and `node:fs` APIs are invoked directly, leading to incorrect behavior

[DavidAnson]

As a result, callers passing a custom fs implementation (to fast-glob) get incorrect behavior due to the wrong file system APIs being invoked by globby.

Examples:

• https://github.com/sindresorhus/globby/blob/b0d7330942a3d36a12056f3a1257f676a534b6ea/index.js#L2
• https://github.com/sindresorhus/globby/blob/b0d7330942a3d36a12056f3a1257f676a534b6ea/index.js#L64
• https://github.com/sindresorhus/globby/blob/b0d7330942a3d36a12056f3a1257f676a534b6ea/ignore.js#L2-L3
• https://github.com/sindresorhus/globby/blob/b0d7330942a3d36a12056f3a1257f676a534b6ea/ignore.js#L82
• https://github.com/sindresorhus/globby/blob/b0d7330942a3d36a12056f3a1257f676a534b6ea/ignore.js#L102

[DavidAnson]

Related (subsets): #189 #236