Missing operator-sdk target

[razo7]

It is required for the bundle-update, otherwise bundle-build will fail in Github CI.
Failure:

make container-build
.
.
.
Successfully built 395db3c40f30
Successfully tagged quay.io/medik8s/fence-agents-remediation-operator:latest
sed -r -i "s|containerImage: .|containerImage: quay.io/medik8s/fence-agents-remediation-operator:latest|;" ./bundle/manifests/fence-agents-remediation.clusterserviceversion.yaml
sed -r -i "s|createdAt: .|createdAt: date '+%Y-%m-%d %T'|;" ./bundle/manifests/fence-agents-remediation.clusterserviceversion.yaml
/home/runner/work/fence-agents-remediation/fence-agents-remediation/bin/operator-sdk/v1.26.0/operator-sdk bundle validate ./bundle
bash: line 1: /home/runner/work/fence-agents-remediation/fence-agents-remediation/bin/operator-sdk/v1.26.0/operator-sdk: No such file or directory

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: razo7

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[slintes]

/lgtm