feat: Skip Provider Locking on request

[mutahhir]

Related issue

Fixes #3622

Description

An optional CLI flag to prevent CDKTF from updating the Terraform lock file. This shouldn't be needed for most people, but in niche circumstances like air gapped environments.

Checklist

• I have updated the PR title to match CDKTF's style guide
• I have run the linter on my code locally
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation if applicable
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works if applicable
• New and existing unit tests pass locally with my changes