🐛 ROSA: Fix autoRepair default value

[serngawy]

What type of PR is this?
/kind bug

What this PR does / why we need it:
The PR change the machinePool.AutoRepair default value to true as the default value of nodePool.AutoRepair at the OCM API here is true.

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:

• [X ] squashed commits
• includes documentation
• [ X] includes emojis
• adds unit tests
• adds or updates e2e tests

Release note:

Changing the ROSAMachienPool AutoRepair default value to true. 

[k8s-ci-robot]

Hi @serngawy. Thanks for your PR.

I'm waiting for a kubernetes-sigs member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

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[cblecker]

/ok-to-test

[muraee]

/lgtm
please update the release notes to indicate the behavior change

[nrb]

Will approve once there's a release note.

[serngawy]

just to clarify, where is the release note should be added ?

[damdo]

@serngawy In this pull request description, where you typed None

[nrb]

/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: nrb

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[damdo]

/milestone v2.6.0

[k8s-ci-robot]

@damdo: You must be a member of the kubernetes-sigs/cluster-api-provider-aws-maintainers GitHub team to set the milestone. If you believe you should be able to issue the /milestone command, please contact your Cluster API Provider AWS Maintainers and have them propose you as an additional delegate for this responsibility.

In response to this:

/milestone v2.6.0

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