Bump uraimo/run-on-arch-action from 2.5.1 to 2.6.0

Bumps [uraimo/run-on-arch-action](https://github.com/uraimo/run-on-arch-action) from 2.5.1 to 2.6.0.
- [Release notes](https://github.com/uraimo/run-on-arch-action/releases)
- [Commits](uraimo/run-on-arch-action@v2.5.1...v2.6.0)

---
updated-dependencies:
- dependency-name: uraimo/run-on-arch-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/e2e-ci-ppc64le.yml

@@ -36,7 +36,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - uses: uraimo/run-on-arch-action@v2.5.1
+      - uses: uraimo/run-on-arch-action@v2.6.0
         name: E2E KCP tests
         id: build-ppc
         with: