Fix Minikube #1973

[rolfedh]

Updated content to the issue I described in #1973

What type of PR is this?

documentation

What this PR does / Why we need it:

Improves the content. Helps users avoid error messages.

Which issue(s) this PR fixes:

Closes #1973

Special notes for your reviewer:

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[rolfedh]

@googlebot I signed it!

[agones-bot]

Build Succeeded 👏

Build Id: be7e5cf0-67be-4318-be2e-7677be59f0b9

The following development artifacts have been built, and will exist for the next 30 days:

• image: gcr.io/agones-images/agones-controller:1.12.0-08aa1b9
• image: gcr.io/agones-images/agones-sdk:1.12.0-08aa1b9
• image: gcr.io/agones-images/agones-ping:1.12.0-08aa1b9
• Linux C++ SDK (build): agonessdk-1.12.0-08aa1b9-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.12.0-08aa1b9.zip

A preview of the website (the last 30 builds are retained):

• https://08aa1b9-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/1974/head:pr_1974 && git checkout pr_1974
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.12.0-08aa1b9

[rolfedh]

/assign @cyriltovena

[markmandel]

Ah yes! I remember running into the same thing a while ago, and forgot to update the docs.

Thanks!

[google-oss-robot]

New changes are detected. LGTM label has been removed.

[google-oss-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: markmandel, rolfedh

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [markmandel]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[google-oss-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: markmandel, rolfedh

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [markmandel]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[agones-bot]

Build Succeeded 👏

Build Id: 4480db44-6338-489a-a37c-85f57f6744ad

The following development artifacts have been built, and will exist for the next 30 days:

• image: gcr.io/agones-images/agones-controller:1.12.0-d90ed38
• image: gcr.io/agones-images/agones-sdk:1.12.0-d90ed38
• image: gcr.io/agones-images/agones-ping:1.12.0-d90ed38
• Linux C++ SDK (build): agonessdk-1.12.0-d90ed38-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.12.0-d90ed38.zip

A preview of the website (the last 30 builds are retained):

• https://d90ed38-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/1974/head:pr_1974 && git checkout pr_1974
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.12.0-d90ed38