🐛 ROSA: Fix RosaControlPlane sync default RosaMachinePool

[serngawy]

What type of PR is this?
/kind bug
CAPA does not automatically manage the default "workers" machinepool created by ROSAControlPlane

What this PR does / why we need it:

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #

Special notes for your reviewer:

Checklist:

• squashed commits
• includes documentation
• includes emoji in title
• adds unit tests
• adds or updates e2e tests

Release note:

Fix ROSA control plane manage default ROSA machine pool 

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[serngawy]

/cc @marek-veber

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[serngawy]

/cc @nrb

[serngawy]

/hold

[serngawy]

/unhold