Fix multi-platform build docker error (#911)

Fix multi-platform build docker error.

See MCM comments for full context:
https://mcm.amazon.dev/cms/MCM-112315558/execution/step/9de5087f-2c46-42b8-b760-a9ce99b569df

```
ERROR: Multi-platform build is not supported for the docker driver.
Switch to a different driver, or turn on the containerd image store, and try again.
Learn more at https://docs.docker.com/go/build-multi-platform/
Error: buildx failed with: Learn more at https://docs.docker.com/go/build-multi-platform/
```

By submitting this pull request, I confirm that my contribution is made
under the terms of the Apache 2.0 license.

.github/workflows/patch-release-build.yml

@@ -112,7 +112,6 @@ jobs:
         uses: docker/setup-buildx-action@v3
         with:
           driver-opts: image=moby/buildkit:v0.15.1
-        if: ${{ matrix.os == 'ubuntu-latest' }}
 
       - name: Build image for testing
         uses: docker/build-push-action@v5

.github/workflows/release-build.yml

@@ -80,7 +80,6 @@ jobs:
         uses: docker/setup-buildx-action@v3
         with:
           driver-opts: image=moby/buildkit:v0.15.1
-        if: ${{ matrix.os == 'ubuntu-latest' }}
 
       - name: Build image for testing
         uses: docker/build-push-action@v5