chore(deps): Bump actions/download-artifact from 4 to 5

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

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

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

Author: dependabot[bot]

.github/workflows/interchain-test.yml

@@ -93,7 +93,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Download all artifacts
-              uses: actions/download-artifact@v4
+              uses: actions/download-artifact@v5
               with:
                 path: ./outputs
             - name: Setup go

.github/workflows/test.yml

@@ -96,7 +96,7 @@ jobs:
             go.sum
             **/go.mod
             **/go.sum
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v5
         if: env.GIT_DIFF
         with:
           name: "${{ github.sha }}-coverage"