chore(deps): update actions/upload-artifact digest to b4b15b8

Author: renovate-bot

.github/workflows/ai-platform-snippets.yaml

@@ -82,7 +82,7 @@ jobs:
         CAIP_PROJECT_ID: ${{ steps.secrets.outputs.caip_id }}
     - name: upload test results for FlakyBot workflow
       if: github.event.action == 'schedule' && always()
-      uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+      uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
       env:
         MOCHA_REPORTER_OUTPUT: "${{github.run_id}}_sponge_log.xml"
       with:

.github/workflows/dialogflow-cx.yaml

@@ -84,7 +84,7 @@ jobs:
         AGENT_PROJECT_ID: nodejs-docs-samples-tests
     - name: upload test results for FlakyBot workflow
       if: github.event.action == 'schedule' && always()
-      uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+      uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
       env:
         MOCHA_REPORTER_OUTPUT: "${{github.run_id}}_sponge_log.xml"
       with:

.github/workflows/functions-slack.yaml

@@ -83,7 +83,7 @@ jobs:
           KG_API_KEY: ${{ steps.secrets.outputs.kg_api_key }}
     - name: upload test results for FlakyBot workflow
       if: github.event.action == 'schedule' && always()
-      uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+      uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
       env:
           MOCHA_REPORTER_OUTPUT: "${{github.run_id}}_sponge_log.xml"
       with:

.github/workflows/generative-ai-snippets.yaml

@@ -92,7 +92,7 @@ jobs:
         DATASTORE_ID: ${{ steps.secrets.outputs.datastore_id }}
     - name: upload test results for FlakyBot workflow
       if: github.event.action == 'schedule' && always()
-      uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+      uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
       env:
         MOCHA_REPORTER_OUTPUT: "${{github.run_id}}_sponge_log.xml"
       with:

.github/workflows/iam-deny.yaml

@@ -81,7 +81,7 @@ jobs:
        - run: npm test
        - name: upload test results for FlakyBot workflow
          if: github.event.action == 'schedule' && always()
-         uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+         uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
          env:
           MOCHA_REPORTER_OUTPUT: "${{github.run_id}}_sponge_log.xml"
          with:

.github/workflows/security-center-snippets.yaml

@@ -84,7 +84,7 @@ jobs:
         GOOGLE_SAMPLES_PROJECT: "long-door-651"
     - name: upload test results for FlakyBot workflow
       if: github.event.action == 'schedule' && always()
-      uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+      uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
       env:
         MOCHA_REPORTER_OUTPUT: "${{github.run_id}}_sponge_log.xml"
       with:

.github/workflows/storagetransfer.yaml

@@ -92,7 +92,7 @@ jobs:
         AZURE_SAS_TOKEN: ${{ fromJSON(steps.secrets.outputs.sts_azure_secret).SAS }}
     - name: upload test results for FlakyBot workflow
       if: github.event.action == 'schedule' && always()
-      uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+      uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
       env:
         MOCHA_REPORTER_OUTPUT: "${{github.run_id}}_sponge_log.xml"
       with:

.github/workflows/test.yaml

@@ -67,7 +67,7 @@ jobs:
         GOOGLE_SAMPLES_PROJECT: "long-door-651"
     - name: upload test results for FlakyBot workflow
       if: github.event.action == 'schedule' && always()
-      uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+      uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
       with:
         name: test-results
         path: ${{ inputs.path }}/${{ env.MOCHA_REPORTER_OUTPUT }}

.github/workflows/vision.yaml

@@ -87,7 +87,7 @@ jobs:
         REDIS_HOST: ${{ steps.secrets.outputs.vision.REDIS_HOST }}
     - name: upload test results for FlakyBot workflow
       if: github.event.action == 'schedule' && always()
-      uses: actions/upload-artifact@604373da6381bf24206979c74d06a550515601b9 # v4
+      uses: actions/upload-artifact@b4b15b8c7c6ac21ea08fcf65892d2ee8f75cf882 # v4
       env:
         MOCHA_REPORTER_OUTPUT: "${{github.run_id}}_sponge_log.xml"
       with: