Use source sdk in simple-game-server

[markmandel]

What type of PR is this?

Uncomment only one /kind <> line, press enter to put that in a new line, and remove leading whitespace from that line:

/kind breaking

/kind bug

/kind cleanup
/kind documentation
/kind feature
/kind hotfix

What this PR does / Why we need it:

Wherein the simple game server was no longer grabbing the sdk from
source but instead the latest release.

Which issue(s) this PR fixes:

Fixes issue identified in
#2503 (comment)

Special notes for your reviewer:

I'll bump the e2e test to 0.12 once this has merged.

[agones-bot]

Build Succeeded 👏

Build Id: 41f71312-99e2-40b8-868c-b69cd7e06487

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

• image: gcr.io/agones-images/agones-controller:1.22.0-312eaf5
• image: gcr.io/agones-images/agones-ping:1.22.0-312eaf5
• Linux C++ SDK (build): agonessdk-1.22.0-312eaf5-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.22.0-312eaf5.zip

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

• https://312eaf5-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/2527/head:pr_2527 && git checkout pr_2527
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.22.0-312eaf5

[roberthbailey]

This doesn't seem urgent so I think we should hold it until after the release on Monday.

[markmandel]

I agree

[google-oss-prow]

[APPROVALNOTIFIER] This PR is APPROVED

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

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• OWNERS [markmandel,roberthbailey]

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[agones-bot]

Build Succeeded 👏

Build Id: 04755337-14c4-469b-9f2e-1105b1c1f5a3

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

• image: gcr.io/agones-images/agones-controller:1.23.0-ef1e6c6
• image: gcr.io/agones-images/agones-ping:1.23.0-ef1e6c6
• Linux C++ SDK (build): agonessdk-1.23.0-ef1e6c6-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.23.0-ef1e6c6.zip

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

• https://ef1e6c6-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/2527/head:pr_2527 && git checkout pr_2527
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.23.0-ef1e6c6