fix(cli): Support Kotlin Build Scripts in Gradle Project and Cdktf Version Detection

[nelsonleblanc-rl]

Related issue

Fixes # 3759

Description

Support Kotlin build scripts for Gradle by enumerating build.gradle.kts in isGradleProject and getGradlePackageVersionFromBuild functions.

Checklist

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

[hashicorp-cla-app[bot]]

All committers have signed the CLA.