Potential fix for TestAllocatorAllocate* flakiness

[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:

I can't seem to replicate the flakiness locally, but this is an attempted fix to at least alleviate some issues.

Which issue(s) this PR fixes:

N/A

Special notes for your reviewer:

[google-oss-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: gongmax, markmandel, zmerlynn

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

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Needs approval from an approver in each of these files:

• OWNERS [markmandel]

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[google-oss-prow]

New changes are detected. LGTM label has been removed.

[agones-bot]

Build Succeeded 👏

Build Id: 74fbc18f-62f4-440c-ae89-cb443e1c2bd4

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

• image: us-docker.pkg.dev/agones-images/ci/agones-controller:1.33.0-dev-82d88db-amd64
• image: us-docker.pkg.dev/agones-images/ci/agones-sdk:1.33.0-dev-82d88db-linux-amd64
• image: us-docker.pkg.dev/agones-images/ci/agones-ping:1.33.0-dev-82d88db-amd64
• image: us-docker.pkg.dev/agones-images/ci/agones-allocator:1.33.0-dev-82d88db-amd64
• Linux C++ SDK (build): agonessdk-1.33.0-dev-82d88db-amd64-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.33.0-dev-82d88db-amd64.zip

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

• https://82d88db-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/3232/head:pr_3232 && git checkout pr_3232
• helm install agones ./install/helm/agones --namespace agones-system --set agones.image.registry=us-docker.pkg.dev/agones-images/ci --set agones.image.tag=1.33.0-dev-82d88db-amd64

[agones-bot]

Build Succeeded 👏

Build Id: 2b31b064-ba60-4850-8e90-75a525b8efa5

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

• image: us-docker.pkg.dev/agones-images/ci/agones-controller:1.33.0-dev-82d88db-amd64
• image: us-docker.pkg.dev/agones-images/ci/agones-sdk:1.33.0-dev-82d88db-linux-amd64
• image: us-docker.pkg.dev/agones-images/ci/agones-ping:1.33.0-dev-82d88db-amd64
• image: us-docker.pkg.dev/agones-images/ci/agones-allocator:1.33.0-dev-82d88db-amd64
• Linux C++ SDK (build): agonessdk-1.33.0-dev-82d88db-amd64-linux-arch_64.tar.gz
• SDK Server: agonessdk-server-1.33.0-dev-82d88db-amd64.zip

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

• https://82d88db-dot-preview-dot-agones-images.appspot.com/

To install this version:

• git fetch https://github.com/googleforgames/agones.git pull/3232/head:pr_3232 && git checkout pr_3232
• helm install agones ./install/helm/agones --namespace agones-system --set agones.image.registry=us-docker.pkg.dev/agones-images/ci --set agones.image.tag=1.33.0-dev-82d88db-amd64