molecule: install kubernetes instead of openshift

[abikouo]

SUMMARY

The collection does not depend anymore on openshift client, now we should install kubernetes for molecule testing

ISSUE TYPE

• Feature Pull Request

COMPONENT NAME

molecule testing

[codecov]

Codecov Report

Merging #118 (f0a6def) into main (92e6ff2) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #118   +/-   ##
=======================================
  Coverage   24.02%   24.02%           
=======================================
  Files           1        1           
  Lines         154      154           
  Branches       29       29           
=======================================
  Hits           37       37           
  Misses        112      112           
  Partials        5        5           

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[Akasurde]

LGTM