Bump docker/setup-qemu-action from 3 to 4 (#362)

Bumps [docker/setup-qemu-action](https://github.com/docker/setup-qemu-action) from 3 to 4.
- [Release notes](https://github.com/docker/setup-qemu-action/releases)
- [Commits](docker/setup-qemu-action@v3...v4)

---
updated-dependencies:
- dependency-name: docker/setup-qemu-action
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/nightly_build.yaml

@@ -22,7 +22,7 @@ jobs:
         with:
           go-version-file: 'go.mod'
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@v4
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
       - name: Install regctl

.github/workflows/pr_build.yaml

@@ -183,7 +183,7 @@ jobs:
         with:
           go-version-file: 'go.mod'
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@v4
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
       - name: Build image

.github/workflows/release_build.yaml

@@ -55,7 +55,7 @@ jobs:
         with:
           go-version-file: 'go.mod'
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v3
+        uses: docker/setup-qemu-action@v4
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
       - name: Build artifact (x86_64)