Bump actions/download-artifact from 6.0.0 to 8.0.1 (#264)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 6.0.0 to 8.0.1.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@018cc2c...3e5f45b)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: 8.0.1
  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/post-build.yml

@@ -29,7 +29,7 @@ jobs:
       pr-number: ${{ steps.build-info.outputs.pr-number }}
     steps:
       - name: Download build info
-        uses: actions/download-artifact@018cc2cf5baa6db3ef3c5f8a56943fffe632ef53 # v6.0.0
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
           name: build-info
           github-token: ${{ secrets.GITHUB_TOKEN }}
@@ -59,7 +59,7 @@ jobs:
       - run: mkdir -p ${{ runner.temp }}/artifacts/
 
       - name: Download all the dists
-        uses: actions/download-artifact@018cc2cf5baa6db3ef3c5f8a56943fffe632ef53 # v6.0.0
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
         with:
           name: streamlit-server-state-${{ needs.get-build-info.outputs.trigger-sha }}
           path: ${{ runner.temp }}/artifacts/streamlit-server-state
@@ -124,7 +124,7 @@ jobs:
 
     steps:
     - name: Download all the dists
-      uses: actions/download-artifact@018cc2cf5baa6db3ef3c5f8a56943fffe632ef53 # v6.0.0
+      uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
       with:
         name: streamlit-server-state-${{ needs.get-build-info.outputs.tag }}
         path: dist/
@@ -147,7 +147,7 @@ jobs:
 
     steps:
     - name: Download all the dists
-      uses: actions/download-artifact@018cc2cf5baa6db3ef3c5f8a56943fffe632ef53 # v6.0.0
+      uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
       with:
         name: streamlit-server-state-${{ needs.get-build-info.outputs.tag }}
         path: dist/