Hypershift: Use maketarget from repo for CI installation

[alvaroaleman]

This allows to atomically change code and install command by versioning
them both in the hypershift repo rather than versioning the latter here.

Requires openshift/hypershift#635 to merge first
/hold
/assign @csrwng

Ref https://issues.redhat.com/browse/HOSTEDCP-257

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: alvaroaleman, csrwng

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[csrwng]

/hold

[alvaroaleman]

/hold cancel

[openshift-ci]

@alvaroaleman: Updated the ci-operator-master-configs configmap in namespace ci at cluster app.ci using the following files:

• key openshift-hypershift-main.yaml using file ci-operator/config/openshift/hypershift/openshift-hypershift-main.yaml

In response to this:

This allows to atomically change code and install command by versioning
them both in the hypershift repo rather than versioning the latter here.

Requires openshift/hypershift#635 to merge first
/hold
/assign @csrwng

Ref https://issues.redhat.com/browse/HOSTEDCP-257

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