Upgrade terraform to Kubernetes 1.19.

[roberthbailey]

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: First step of upgrading Kubernetes support to 1.19.

Which issue(s) this PR fixes:

Part of #2129

Special notes for your reviewer:

[agones-bot]

Build Failed 😱

Build Id: ebc662ef-ef00-46f4-a276-2a3d8273b19e

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[agones-bot]

Build Succeeded 👏

Build Id: 1d65d967-687c-4efc-b74a-049727f8350c

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

• image: gcr.io/agones-images/agones-controller:1.16.0-16f24d6
• image: gcr.io/agones-images/agones-ping:1.16.0-16f24d6
• Linux C++ SDK (build): agonessdk-1.16.0-16f24d6-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.16.0-16f24d6.zip

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

• https://16f24d6-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/2138/head:pr_2138 && git checkout pr_2138
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.16.0-16f24d6

[agones-bot]

Build Succeeded 👏

Build Id: 20934176-27f2-4c35-ac64-4d8fb93eed0a

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

• image: gcr.io/agones-images/agones-controller:1.16.0-1d5a6f5
• image: gcr.io/agones-images/agones-ping:1.16.0-1d5a6f5
• Linux C++ SDK (build): agonessdk-1.16.0-1d5a6f5-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.16.0-1d5a6f5.zip

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

• https://1d5a6f5-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/2138/head:pr_2138 && git checkout pr_2138
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.16.0-1d5a6f5

[agones-bot]

Build Succeeded 👏

Build Id: 809064a5-a72d-4d27-a70a-89495d36997b

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

• image: gcr.io/agones-images/agones-controller:1.16.0-1ea85a6
• image: gcr.io/agones-images/agones-ping:1.16.0-1ea85a6
• Linux C++ SDK (build): agonessdk-1.16.0-1ea85a6-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.16.0-1ea85a6.zip

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

• https://1ea85a6-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/2138/head:pr_2138 && git checkout pr_2138
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.16.0-1ea85a6

[agones-bot]

Build Succeeded 👏

Build Id: fa9bda5d-cd8d-42c7-91eb-cada9cdb4d67

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

• image: gcr.io/agones-images/agones-controller:1.16.0-a6fc23f
• image: gcr.io/agones-images/agones-ping:1.16.0-a6fc23f
• Linux C++ SDK (build): agonessdk-1.16.0-a6fc23f-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.16.0-a6fc23f.zip

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

• https://a6fc23f-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/2138/head:pr_2138 && git checkout pr_2138
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.16.0-a6fc23f

[markmandel]

LGTM

[google-oss-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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

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