Update graalvm/setup-graalvm digest to 03e8abf

Author: renovate[bot]

.github/workflows/samples.yaml

@@ -34,7 +34,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
       - name: Set up GraalVM
-        uses: graalvm/setup-graalvm@6e327d26e09bcf375e305cc515c0799e79e34ad0 # v1
+        uses: graalvm/setup-graalvm@03e8abf916fd0e281b2efe7b2da3378bb0a1d085 # v1
         with:
           version: 'dev'
           java-version: ${{ matrix.java }}