Bump the dependencies group with 2 updates (#198)

Bumps the dependencies group with 2 updates: [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `actions/upload-artifact` from 4 to 5
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v5)

Updates `actions/download-artifact` from 5 to 6
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: dependencies
- dependency-name: actions/download-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: dependencies
...

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/build-pb-doc.yml

@@ -38,7 +38,7 @@ jobs:
           buf generate
 
       - name: Upload a Build Artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         if: ${{ github.ref_name == 'main' }}
         with:
           name: "Probuf HTML File"
@@ -54,7 +54,7 @@ jobs:
           ref: gh-pages
 
       - name: Download a Build Artifact
-        uses: actions/download-artifact@v5
+        uses: actions/download-artifact@v6
         with:
           name: "Probuf HTML File"
           path: "./outputs"

.github/workflows/build-tzpb.yml

@@ -65,25 +65,25 @@ jobs:
           preindextzpb data/combined-with-oceans.reduce.bin
           ls -alh data/
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: combined-with-oceans.bin
           path: |
             data/combined-with-oceans.bin
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: combined-with-oceans.reduce.bin
           path: |
             data/combined-with-oceans.reduce.bin
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: combined-with-oceans.reduce.compress.bin
           path: |
             data/combined-with-oceans.reduce.compress.bin
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: combined-with-oceans.reduce.preindex.bin
           path: |