Bump the github-actions group with 2 updates

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

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

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

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

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
           sudo apt-get install fuse3 libfuse3-dev
       - name: Maven build
         run: mvn -B verify -Dfuse.lib.path="/lib/x86_64-linux-gnu/libfuse3.so.3"
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: coverage-linux-amd64
           path: jfuse-tests/target/site/jacoco-aggregate/jacoco.xml
@@ -45,7 +45,7 @@ jobs:
           brew install fuse-t
       - name: Maven build
         run: mvn -B verify -Dfuse.lib.path="/usr/local/lib/libfuse-t.dylib"
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: coverage-mac
           path: jfuse-tests/target/site/jacoco-aggregate/jacoco.xml
@@ -67,7 +67,7 @@ jobs:
       - name: Maven build
         shell: bash # surprise, running maven in pwsh is crappy, see https://stackoverflow.com/q/6347985/4014509
         run: mvn -B verify -Dfuse.lib.path="C:\Program Files (x86)\WinFsp\bin\winfsp-x64.dll"
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: coverage-win
           path: jfuse-tests/target/site/jacoco-aggregate/jacoco.xml
@@ -92,15 +92,15 @@ jobs:
           path: ~/.sonar/cache
           key: ${{ runner.os }}-sonar
           restore-keys: ${{ runner.os }}-sonar
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
           name: coverage-linux-amd64
           path: coverage/linux-amd64
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
           name: coverage-mac
           path: coverage/mac
-      - uses: actions/download-artifact@v3
+      - uses: actions/download-artifact@v4
         with:
           name: coverage-win
           path: coverage/win