workflows: bump actions/download-artifact from 3 to 4 (#8303)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v3...v4)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  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>

Author: dependabot[bot]

.github/workflows/call-build-macos.yaml

@@ -116,7 +116,7 @@ jobs:
 
       - name: Download all artefacts
         continue-on-error: true
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: macos-packages
           path: artifacts/

.github/workflows/call-build-windows.yaml

@@ -196,7 +196,7 @@ jobs:
 
       - name: Download all artefacts
         continue-on-error: true
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: windows-packages
           path: artifacts/

.github/workflows/cron-unstable-build.yaml

@@ -160,7 +160,7 @@ jobs:
 
       - name: Download all artefacts
         continue-on-error: true
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           path: artifacts/
 

.github/workflows/pr-perf-test.yaml

@@ -32,7 +32,7 @@ jobs:
     permissions:
       pull-requests: write
     steps:
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
 
       - name: Upload plots to CML
         run: |

.github/workflows/staging-build.yaml

@@ -94,7 +94,7 @@ jobs:
       - name: Download the schema generated by call-build-images
         # We may have no schema so ignore that failure
         continue-on-error: true
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
         with:
           name: fluent-bit-schema-${{ needs.staging-build-get-meta.outputs.version }}
           path: artifacts/