Add Space Game logo to Agones site

[NBoychev]

[google-cla]

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[agones-bot]

Build Succeeded 👏

Build Id: 7ca97b22-83e9-458e-ba45-7fb88e18b94e

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

• image: gcr.io/agones-images/agones-controller:1.13.0-f30d5b4
• image: gcr.io/agones-images/agones-sdk:1.13.0-f30d5b4
• image: gcr.io/agones-images/agones-ping:1.13.0-f30d5b4
• Linux C++ SDK (build): agonessdk-1.13.0-f30d5b4-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.13.0-f30d5b4.zip

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

• https://f30d5b4-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/2000/head:pr_2000 && git checkout pr_2000
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.13.0-f30d5b4

[markmandel]

LGTM! We just need you to sign the CLA please!

[google-oss-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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

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

[NBoychev]

@googlebot I signed it!