OSM is always enabled

[ahmedwaleedmalik]

What this PR does / why we need it:
The user-data plugins from machine-controller have been removed. OSM is mandatory now to create a functional cluster since we can't fall back to user-data generated by machine-controller anymore.

Which issue(s) this PR fixes:

Fixes #

What type of PR is this?

/kind cleanup

Special notes for your reviewer:

Does this PR introduce a user-facing change? Then add your Release Note here:

The option to disable the operating system manager on cluster creation has been removed.

Documentation:

NONE

[Waseem826]

/approve

[kubermatic-bot]

LGTM label has been added.

Git tree hash: 90c1ad62ba5351ebc2dd0934e9b7424665124768

[kubermatic-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Waseem826

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• modules/web/src/OWNERS [Waseem826]

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[kubermatic-bot]

@ahmedwaleedmalik: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
pre-dashboard-web-unit	7a53e37	link	false	/test pre-dashboard-web-unit

Full PR test history

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