AIR-549 Changes for DDU deployment with non-root user.

Changes for the non root user setup.

Updating permissions to create certs dir.

Updating nodeletctl to use latest pf9ctl.

* AIR-760: Add SystemImages and symlink them for local nodes

* Cleanup User Images before creating/upgrading clusters

* Create UserImagesDir before symlinking it

* Clearing out some comments

…as a boolean

…trajak/AIR-662

edit .gitignore, stat for userImages, AIR-662

AIR-896 Changing permissions of kubeconfig dir.

* AIR-764 Configure etcd parameters in nodeletctl

* add documentation

* fix review comments

AIR-952 Installing el8 keepalived for RHEL8.6

…reate-mgmt-work-for-smcp

Adding IsAirgapped flag in nodelet config

…fig-name

Fixing bootstrap config init

This reverts commit 798b6fb.