Fix multiarch build

[sunnylovestiramisu]

What type of PR is this?

/kind bug

What this PR does / why we need it:
Multiarch build was failing with:

[builder 4/4] RUN GOARCH=$(echo linux/arm64 | cut -f2 -d '/') GCE_PD_CSI_STAGING_VERSION=v1.9.0-xxx make gce-pd-driver
21.78 # sigs.k8s.io/gcp-compute-persistent-disk-csi-driver/cmd/gce-pd-csi-driver
21.78 loadinternal: cannot find runtime/cgo
gi21.78 /usr/local/go/pkg/tool/linux_amd64/link: running gcc failed: exit status 1

Which issue(s) this PR fixes:
Fixes #

Special notes for your reviewer:

Ran the following without errors:

docker buildx build  . --file=Dockerfile \
    --platform linux/arm64 \
    --build-arg STAGINGVERSION=test \
    --build-arg BUILDPLATFORM=linux/amd64 \
    --build-arg TARGETPLATFORM=linux/arm64  \
    --build-arg ARCH=arm64 

Does this PR introduce a user-facing change?:

Fix multiarch build

[k8s-ci-robot]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[sunnylovestiramisu]

/ok-to-test

[mattcary]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: mattcary, sunnylovestiramisu

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