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] <[email protected]>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -55,7 +55,7 @@ jobs:
 
     - name: Archive HTML test report on failure
       if: ${{ failure() }}
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: test-reports-java17-java${{ matrix.java }}-${{ matrix.distribution }}-html
         path: "*/build/reports/**"
@@ -68,14 +68,14 @@ jobs:
 
     - name: Archive HTML test report
       if: ${{ always() }}
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: test-reports-java${{ matrix.java }}-${{ matrix.distribution }}-html
         path: "*/build/reports/**"
 
     - name: Archive JUnit test report
       if: ${{ always() }}
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: test-reports-java${{ matrix.java }}-${{ matrix.distribution }}-xml
         path: "*/build/test-results/**/*.xml"

.github/workflows/coverage.yml

@@ -30,7 +30,7 @@ jobs:
       run: ./gradlew pitestMerge
 
     - name: Archive test reports
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: pitest-reports-${{ github.sha }}
         path: "*/build/reports/pitest/**"

.github/workflows/release-verify-signatures.yml

@@ -24,7 +24,7 @@ jobs:
         until wget https://repo1.maven.org/maven2/com/yubico/webauthn-server-core/${{ github.ref_name }}/webauthn-server-core-${{ github.ref_name }}.jar.asc; do sleep 180; done
 
     - name: Store keyring and signatures as artifact
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: keyring-and-signatures
         retention-days: 1