chore: bump graalvm/setup-graalvm from 1.5.4 to 1.5.6 (#2536)

Bumps [graalvm/setup-graalvm](https://github.com/graalvm/setup-graalvm) from 1.5.4 to 1.5.6.
- [Release notes](https://github.com/graalvm/setup-graalvm/releases)
- [Commits](graalvm/setup-graalvm@329c42c...6f3fa03)

---
updated-dependencies:
- dependency-name: graalvm/setup-graalvm
  dependency-version: 1.5.6
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

.github/workflows/check-build.yml

@@ -107,7 +107,7 @@ jobs:
             powertools-*/**
             pom.xml
       - name: Setup GraalVM
-        uses: graalvm/setup-graalvm@329c42c5f4c343bceb505f0b28cc8499bc2bf174 # v1.5.4
+        uses: graalvm/setup-graalvm@6f3fa030c4b8f77c1f554a860f593a654538fa38 # v1.5.6
         with:
           # Pinned to 21.0.8 due to unsafeAllocated enforcement in 21.0.10+. See #2416
           java-version: "21.0.8"