Bump tar, @kubernetes/client-node and bcrypt

Removes [tar](https://github.com/isaacs/node-tar). It's no longer used after updating ancestor dependencies [tar](https://github.com/isaacs/node-tar), [@kubernetes/client-node](https://github.com/kubernetes-client/javascript) and [bcrypt](https://github.com/kelektiv/node.bcrypt.js). These dependencies need to be updated together.


Removes `tar`

Updates `@kubernetes/client-node` from 0.18.1 to 1.4.0
- [Release notes](https://github.com/kubernetes-client/javascript/releases)
- [Commits](kubernetes-client/javascript@0.18.1...1.4.0)

Updates `bcrypt` from 5.0.1 to 6.0.0
- [Release notes](https://github.com/kelektiv/node.bcrypt.js/releases)
- [Changelog](https://github.com/kelektiv/node.bcrypt.js/blob/master/CHANGELOG.md)
- [Commits](kelektiv/node.bcrypt.js@v5.0.1...v6.0.0)

---
updated-dependencies:
- dependency-name: tar
  dependency-version: 
  dependency-type: indirect
- dependency-name: "@kubernetes/client-node"
  dependency-version: 1.4.0
  dependency-type: direct:production
- dependency-name: bcrypt
  dependency-version: 6.0.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]