Don't allow host (KVM) addition without PowerFlex SDC installed/connected

[sureshanaparti]

Description

This PR fails to add host (KVM) without PowerFlex SDC installed/connected (when PowerFlex storage pool exists as primary store and host fails to connect).

Types of changes

• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] Enhancement (improves an existing feature and functionality)
• [ ] Cleanup (Code refactoring and cleanup, that may add test cases)
• [ ] build/CI

Feature/Enhancement Scale or Bug Severity

Feature/Enhancement Scale

• [ ] Major
• [x] Minor

Bug Severity

• [ ] BLOCKER
• [ ] Critical
• [ ] Major
• [ ] Minor
• [ ] Trivial

Screenshots (if appropriate):

How Has This Been Tested?

How did you try to break this feature and the system with this change?

Manually tested the host addition without SDC installation in one of the hosts.

[github-actions[bot]]

This pull request has merge conflicts. Dear author, please fix the conflicts and sync your branch with the base branch.

[sureshanaparti]

@blueorangutan package

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 4.38%. Comparing base (49cecae) to head (df822a1). Report is 286 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main   #8628       +/-   ##
============================================
- Coverage     30.37%   4.38%   -25.99%     
============================================
  Files          5352     361     -4991     
  Lines        374419   28706   -345713     
  Branches      54609    5004    -49605     
============================================
- Hits         113719    1258   -112461     
+ Misses       245523   27309   -218214     
+ Partials      15177     139    -15038     

Flag	Coverage Δ
simulator-marvin-tests	?
uitests	4.38% <ø> (-0.01%)	:arrow_down:
unit-tests	?

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[harikrishna-patnala]

@sureshanaparti since 4.19 is already cut, can we change the base branch to 4.19 for this PR ?

[github-actions[bot]]

This pull request has merge conflicts. Dear author, please fix the conflicts and sync your branch with the base branch.