build(deps): bump dawidd6/action-download-artifact from 19 to 20 (kroxylicious#3657)

Bumps [dawidd6/action-download-artifact](https://github.com/dawidd6/action-download-artifact) from 19 to 20.
- [Release notes](https://github.com/dawidd6/action-download-artifact/releases)
- [Commits](dawidd6/action-download-artifact@8a33849...8305c0f)

---
updated-dependencies:
- dependency-name: dawidd6/action-download-artifact
  dependency-version: '20'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sam Barker <sam@quadrocket.co.uk>

Author: dependabot[bot]

.github/workflows/promote_release.yaml

@@ -97,7 +97,7 @@ jobs:
           echo "RELCAND_ID=${RELCAND_ID}" >> $GITHUB_ENV
 
       - name: Download release state artefact
-        uses: dawidd6/action-download-artifact@8a338493df3d275e4a7a63bcff3b8fe97e51a927
+        uses: dawidd6/action-download-artifact@8305c0f1062bb0d184d09ef4493ecb9288447732
         with:
           workflow: stage-release
           run_id: ${{ env.RELCAND_ID }}

.github/workflows/run-system-tests.yaml

@@ -81,13 +81,13 @@ jobs:
       - name: 'Cache Maven packages'
         uses: ./.github/actions/common/cache-maven-packages
       - name: Download kroxylicious proxy artifact
-        uses: dawidd6/action-download-artifact@8a338493df3d275e4a7a63bcff3b8fe97e51a927
+        uses: dawidd6/action-download-artifact@8305c0f1062bb0d184d09ef4493ecb9288447732
         with:
           workflow: build_kroxylicious_images
           name: kroxylicious-proxy
           run_id: ${{github.run_id}}
       - name: Download kroxylicious proxy artifact
-        uses: dawidd6/action-download-artifact@8a338493df3d275e4a7a63bcff3b8fe97e51a927
+        uses: dawidd6/action-download-artifact@8305c0f1062bb0d184d09ef4493ecb9288447732
         with:
           workflow: build_kroxylicious_images
           name: kroxylicious-operator

.github/workflows/sonar.yaml

@@ -20,7 +20,7 @@ jobs:
         run: |
           echo "SONAR_TOKEN_SET=$(test ${SONAR_TOKEN} && echo true)" >> $GITHUB_ENV
       - name: Download PR number artifact
-        uses: dawidd6/action-download-artifact@8a338493df3d275e4a7a63bcff3b8fe97e51a927
+        uses: dawidd6/action-download-artifact@8305c0f1062bb0d184d09ef4493ecb9288447732
         if: env.SONAR_TOKEN_SET == 'true'
         with:
           workflow: Build