fix: avoid error when outputDir is contained in a non-existent directory

[dbjorge]

Details

This PR adds a { recursive: true } option to the point where we create the outputDir, such that it will no longer be an error to specify an outputDir with an ancestor that doesn't exist yet.

Motivation

Addresses #1609

Context

n/a

Pull request checklist

• Addresses an existing issue: Fixes ADO Extension should support nested directories for outputDir #1609
• Added relevant unit test for your changes. (yarn test)
• Verified code coverage for the changes made. Check coverage report at: <rootDir>/test-results/unit/coverage
• Ran precheckin (yarn precheckin)