Update actions/upload-artifact digest to 6f51ac0 (#4204)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/actions/main-build/action.yml

@@ -16,7 +16,7 @@ runs:
       with:
         arguments: ${{ inputs.arguments }}
         encryptionKey: ${{ inputs.encryptionKey }}
-    - uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
+    - uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4
       if: ${{ always() }}
       with:
         name: Open Test Reports (${{ github.job }})

.github/workflows/cross-version.yml

@@ -67,7 +67,7 @@ jobs:
             -Dscan.tag.JDK_${{ matrix.jdk.version }} \
             build \
             --no-configuration-cache #Disable configuration cache due to https://github.com/diffplug/spotless/issues/2318
-      - uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
+      - uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4
         if: ${{ always() }}
         with:
           name: Open Test Reports (${{ github.job }} ${{ matrix.jdk.version }} (${{ matrix.jdk.release || matrix.jdk.type }}))
@@ -109,7 +109,7 @@ jobs:
             -Dscan.tag.OpenJ9 \
             build \
             --no-configuration-cache # Disable configuration cache due to https://github.com/diffplug/spotless/issues/2318
-      - uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
+      - uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4
         if: ${{ always() }}
         with:
           name: Open Test Reports (${{ github.job }})

.github/workflows/ossf-scorecard.yml

@@ -48,7 +48,7 @@ jobs:
       # Upload the results as artifacts (optional). Commenting out will disable uploads of run results in SARIF
       # format to the repository Actions tab.
       - name: "Upload artifact"
-        uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4.pre.node20
+        uses: actions/upload-artifact@6f51ac03b9356f520e9adb1b1b7802705f340c2b # v4.pre.node20
         with:
           name: SARIF file
           path: results.sarif