Bump CAAPH preload image to v0.6.2

[mboersma]

What type of PR is this?

/kind cleanup

What this PR does / why we need it:

I missed a spot in #6201 (and #6156). This message was still appearing in the logs:
Loading image: "registry.k8s.io/cluster-api-helm/cluster-api-helm-controller:v0.6.0"

Which issue(s) this PR fixes:
Fixes #

Special notes for your reviewer:

TODOs:

• squashed commits
• includes documentation
• adds unit tests
• cherry-pick candidate

Release note:

NONE

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 43.85%. Comparing base (8a287bb) to head (d8a0b2e).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6228   +/-   ##
=======================================
  Coverage   43.85%   43.85%           
=======================================
  Files         289      289           
  Lines       25341    25341           
=======================================
  Hits        11113    11113           
  Misses      13450    13450           
  Partials      778      778           

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[willie-yao]

/lgtm
/approve

[k8s-ci-robot]

LGTM label has been added.

Details

Git tree hash: 589fa02f2b6bc08075fbc0d00fada7c4d577bda9

[k8s-ci-robot]

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