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/main.yml

@@ -49,7 +49,7 @@ jobs:
             ${{ runner.os }}-go-build-${{ github.ref }}-
             ${{ runner.os }}-go-build-
       - run: go build -o anke-to
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: anke-to
           path: anke-to
@@ -89,7 +89,7 @@ jobs:
         with:
           file: ./coverage.txt
           yml: ./codecov.yml
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: coverage.txt
           path: coverage.txt