Release 1.10.0-rc

[markmandel]

What type of PR is this?

Uncomment only one /kind <> line, hit 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

/kind release

What this PR does / Why we need it:

It's the next release!

Which issue(s) this PR fixes:

N/A

Special notes for your reviewer:

N/A

[agones-bot]

Build Succeeded 👏

Build Id: 8310f968-1bec-434f-b3d1-f31032fddb11

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

• image: gcr.io/agones-images/agones-controller:1.10.0-3f15f0e
• image: gcr.io/agones-images/agones-sdk:1.10.0-3f15f0e
• image: gcr.io/agones-images/agones-ping:1.10.0-3f15f0e
• Linux C++ SDK (build): agonessdk-1.10.0-3f15f0e-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.10.0-3f15f0e.zip

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

• https://3f15f0e-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/1885/head:pr_1885 && git checkout pr_1885
• helm install ./install/helm/agones --namespace agones-system --name agones --set agones.image.tag=1.10.0-3f15f0e

[google-oss-robot]

[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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