⚠️ Drop revisionHistory in MachineDeployment

[sbueringer]

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 #10479
Part of #10852

[sbueringer]

WIP => needs rebase after #12262 is merged

[sbueringer]

/test pull-cluster-api-e2e-main

[sbueringer]

/test pull-cluster-api-e2e-main

[sbueringer]

This annotation will be removed in a follow-up (tracked in #10852)

Main goal of this PR is to drop the user-facing revision history feature

[chrischdi]

/lgtm

/retest

Flake?

capi-e2e: [It] When using the autoscaler with Cluster API using ClusterClass [ClusterClass] Should create a workload cluster [ClusterClass] expand_less | 8m38s
-- | --
{Timed out after 300.001s. The function passed to Eventually failed at /home/prow/go/src/sigs.k8s.io/cluster-api/test/framework/machinedeployment_helpers.go:806 with: MachineDeployment autoscaler-3lm078/autoscaler-sh1cdc-md-0-wcqcd status.replicas should match expected replicas Expected     <int32>: 2 to equal     <int32>: 3 failed [FAILED] Timed out after 300.001s. The function passed to Eventually failed at /home/prow/go/src/sigs.k8s.io/cluster-api/test/framework/machinedeployment_helpers.go:806 with: MachineDeployment autoscaler-3lm078/autoscaler-sh1cdc-md-0-wcqcd status.replicas should match expected replicas Expected     <int32>: 2 to equal     <int32>: 3 In [It] at: /home/prow/go/src/sigs.k8s.io/cluster-api/test/framework/machinedeployment_helpers.go:807 @ 05/23/25 09:37:58.946 }

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: 975dd6c1aa0bf9ed86693b6ee5baa0599a2e2214

[k8s-ci-robot]

New changes are detected. LGTM label has been removed.

[k8s-ci-robot]

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[sbueringer]

/test pull-cluster-api-e2e-main

[sbueringer]

Had to rebase because of conflict in golangci-lint config file