Bump actions/upload-artifact from 3 to 4

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

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/deploy.yml

@@ -23,7 +23,7 @@ jobs:
           # Needs to be explicitly specified for auth to work
           registry-url: 'https://registry.npmjs.org'
       - run: npm install
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: npm
           path: lib
@@ -65,7 +65,7 @@ jobs:
           sed -i "s/^version:.*/version: '$VERSION'/" snap/snapcraft.yaml
       - uses: snapcore/action-build@v1
         id: snapcraft
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: snap
           path: ${{ steps.snapcraft.outputs.snap }}